21638691424

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1\times {\mathrm{409}}^1$

素因数の和:877

約数の個数: 192

約数和(自身を含む): 53164339200

約数和(自身を除く): 31525647776

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 32, 38, 56, 62, 76, 112, 124, 133, 152, 217, 224, 248, 266, 304, 401, 409, 434, 496, 532, 589, 608, 802, 818, 868, 992, 1064, 1178, 1604, 1636, 1736, 2128, 2356, 2807, 2863, 3208, 3272, 3472, 4123, 4256, 4712, 5614, 5726, 6416, 6544, 6944, 7619, 7771, 8246, 9424, 11228, 11452, 12431, 12679, 12832, 13088, 15238, 15542, 16492, 18848, 22456, 22904, 24862, 25358, 30476, 31084, 32984, 44912, 45808, 49724, 50716, 53333, 54397, 60952, 62168, 65968, 87017, 88753, 89824, 91616, 99448, 101432, 106666, 108794, 121904, 124336, 131936, 164009, 174034, 177506, 198896, 202864, 213332, 217588, 236189, 240901, 243808, 248672, 328018, 348068, 355012, 397792, 405728, 426664, 435176, 472378, 481802, 656036, 696136, 710024, 853328, 870352, 944756, 963604, 1148063, 1312072, 1392272, 1420048, 1653323, 1686307, 1706656, 1740704, 1889512, 1927208, 2296126, 2624144, 2784544, 2840096, 3116171, 3306646, 3372614, 3779024, 3854416, 4592252, 5084279, 5248288, 6232342, 6613292, 6745228, 7558048, 7708832, 9184504, 10168558, 12464684, 13226584, 13490456, 18369008, 20337116, 21813197, 24929368, 26453168, 26980912, 35589953, 36738016, 40674232, 43626394, 49858736, 52906336, 53961824, 71179906, 81348464, 87252788, 96601301, 99717472, 142359812, 162696928, 174505576, 193202602, 284719624, 349011152, 386405204, 569439248, 676209107, 698022304, 772810408, 1138878496, 1352418214, 1545620816, 2704836428, 3091241632, 5409672856, 10819345712, 21638691424]

約数ペア:

[(1, 21638691424), (2, 10819345712), (4, 5409672856), (7, 3091241632), (8, 2704836428), (14, 1545620816), (16, 1352418214), (19, 1138878496), (28, 772810408), (31, 698022304), (32, 676209107), (38, 569439248), (56, 386405204), (62, 349011152), (76, 284719624), (112, 193202602), (124, 174505576), (133, 162696928), (152, 142359812), (217, 99717472), (224, 96601301), (248, 87252788), (266, 81348464), (304, 71179906), (401, 53961824), (409, 52906336), (434, 49858736), (496, 43626394), (532, 40674232), (589, 36738016), (608, 35589953), (802, 26980912), (818, 26453168), (868, 24929368), (992, 21813197), (1064, 20337116), (1178, 18369008), (1604, 13490456), (1636, 13226584), (1736, 12464684), (2128, 10168558), (2356, 9184504), (2807, 7708832), (2863, 7558048), (3208, 6745228), (3272, 6613292), (3472, 6232342), (4123, 5248288), (4256, 5084279), (4712, 4592252), (5614, 3854416), (5726, 3779024), (6416, 3372614), (6544, 3306646), (6944, 3116171), (7619, 2840096), (7771, 2784544), (8246, 2624144), (9424, 2296126), (11228, 1927208), (11452, 1889512), (12431, 1740704), (12679, 1706656), (12832, 1686307), (13088, 1653323), (15238, 1420048), (15542, 1392272), (16492, 1312072), (18848, 1148063), (22456, 963604), (22904, 944756), (24862, 870352), (25358, 853328), (30476, 710024), (31084, 696136), (32984, 656036), (44912, 481802), (45808, 472378), (49724, 435176), (50716, 426664), (53333, 405728), (54397, 397792), (60952, 355012), (62168, 348068), (65968, 328018), (87017, 248672), (88753, 243808), (89824, 240901), (91616, 236189), (99448, 217588), (101432, 213332), (106666, 202864), (108794, 198896), (121904, 177506), (124336, 174034), (131936, 164009)]