21154224

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1$

素因数の和:227

約数の個数: 160

約数和(自身を含む): 69995520

約数和(自身を除く): 48841296

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 29, 39, 42, 48, 52, 56, 58, 78, 84, 87, 91, 104, 112, 116, 156, 167, 168, 174, 182, 203, 208, 232, 273, 312, 334, 336, 348, 364, 377, 406, 464, 501, 546, 609, 624, 668, 696, 728, 754, 812, 1002, 1092, 1131, 1169, 1218, 1336, 1392, 1456, 1508, 1624, 2004, 2171, 2184, 2262, 2338, 2436, 2639, 2672, 3016, 3248, 3507, 4008, 4342, 4368, 4524, 4676, 4843, 4872, 5278, 6032, 6513, 7014, 7917, 8016, 8684, 9048, 9352, 9686, 9744, 10556, 13026, 14028, 14529, 15197, 15834, 17368, 18096, 18704, 19372, 21112, 26052, 28056, 29058, 30394, 31668, 33901, 34736, 38744, 42224, 45591, 52104, 56112, 58116, 60788, 62959, 63336, 67802, 77488, 91182, 101703, 104208, 116232, 121576, 125918, 126672, 135604, 182364, 188877, 203406, 232464, 243152, 251836, 271208, 364728, 377754, 406812, 440713, 503672, 542416, 729456, 755508, 813624, 881426, 1007344, 1322139, 1511016, 1627248, 1762852, 2644278, 3022032, 3525704, 5288556, 7051408, 10577112, 21154224]

約数ペア:

[(1, 21154224), (2, 10577112), (3, 7051408), (4, 5288556), (6, 3525704), (7, 3022032), (8, 2644278), (12, 1762852), (13, 1627248), (14, 1511016), (16, 1322139), (21, 1007344), (24, 881426), (26, 813624), (28, 755508), (29, 729456), (39, 542416), (42, 503672), (48, 440713), (52, 406812), (56, 377754), (58, 364728), (78, 271208), (84, 251836), (87, 243152), (91, 232464), (104, 203406), (112, 188877), (116, 182364), (156, 135604), (167, 126672), (168, 125918), (174, 121576), (182, 116232), (203, 104208), (208, 101703), (232, 91182), (273, 77488), (312, 67802), (334, 63336), (336, 62959), (348, 60788), (364, 58116), (377, 56112), (406, 52104), (464, 45591), (501, 42224), (546, 38744), (609, 34736), (624, 33901), (668, 31668), (696, 30394), (728, 29058), (754, 28056), (812, 26052), (1002, 21112), (1092, 19372), (1131, 18704), (1169, 18096), (1218, 17368), (1336, 15834), (1392, 15197), (1456, 14529), (1508, 14028), (1624, 13026), (2004, 10556), (2171, 9744), (2184, 9686), (2262, 9352), (2338, 9048), (2436, 8684), (2639, 8016), (2672, 7917), (3016, 7014), (3248, 6513), (3507, 6032), (4008, 5278), (4342, 4872), (4368, 4843), (4524, 4676)]