21833812

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:102

約数の個数: 144

約数和(自身を含む): 56306880

約数和(自身を除く): 34473068

約数列:

[1, 2, 4, 7, 11, 13, 14, 19, 22, 26, 28, 38, 41, 44, 49, 52, 76, 77, 82, 91, 98, 133, 143, 154, 164, 182, 196, 209, 247, 266, 286, 287, 308, 364, 418, 451, 494, 532, 533, 539, 572, 574, 637, 779, 836, 902, 931, 988, 1001, 1066, 1078, 1148, 1274, 1463, 1558, 1729, 1804, 1862, 2002, 2009, 2132, 2156, 2548, 2717, 2926, 3116, 3157, 3458, 3724, 3731, 4004, 4018, 5434, 5453, 5852, 5863, 6314, 6916, 7007, 7462, 8036, 8569, 10127, 10241, 10868, 10906, 11726, 12103, 12628, 14014, 14924, 17138, 19019, 20254, 20482, 21812, 22099, 23452, 24206, 26117, 28028, 34276, 38038, 38171, 40508, 40964, 41041, 44198, 48412, 52234, 59983, 70889, 76076, 76342, 82082, 88396, 104468, 111397, 119966, 133133, 141778, 152684, 164164, 222794, 239932, 266266, 283556, 287287, 419881, 445588, 496223, 532532, 574574, 779779, 839762, 992446, 1149148, 1559558, 1679524, 1984892, 3119116, 5458453, 10916906, 21833812]

約数ペア:

[(1, 21833812), (2, 10916906), (4, 5458453), (7, 3119116), (11, 1984892), (13, 1679524), (14, 1559558), (19, 1149148), (22, 992446), (26, 839762), (28, 779779), (38, 574574), (41, 532532), (44, 496223), (49, 445588), (52, 419881), (76, 287287), (77, 283556), (82, 266266), (91, 239932), (98, 222794), (133, 164164), (143, 152684), (154, 141778), (164, 133133), (182, 119966), (196, 111397), (209, 104468), (247, 88396), (266, 82082), (286, 76342), (287, 76076), (308, 70889), (364, 59983), (418, 52234), (451, 48412), (494, 44198), (532, 41041), (533, 40964), (539, 40508), (572, 38171), (574, 38038), (637, 34276), (779, 28028), (836, 26117), (902, 24206), (931, 23452), (988, 22099), (1001, 21812), (1066, 20482), (1078, 20254), (1148, 19019), (1274, 17138), (1463, 14924), (1558, 14014), (1729, 12628), (1804, 12103), (1862, 11726), (2002, 10906), (2009, 10868), (2132, 10241), (2156, 10127), (2548, 8569), (2717, 8036), (2926, 7462), (3116, 7007), (3157, 6916), (3458, 6314), (3724, 5863), (3731, 5852), (4004, 5453), (4018, 5434)]