21229229824

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{2129}}^1\times {\mathrm{3541}}^1$

素因数の和:5697

約数の個数: 72

約数和(自身を含む): 46262628720

約数和(自身を除く): 25033398896

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 704, 1408, 2129, 2816, 3541, 4258, 7082, 8516, 14164, 17032, 23419, 28328, 34064, 38951, 46838, 56656, 68128, 77902, 93676, 113312, 136256, 155804, 187352, 226624, 272512, 311608, 374704, 453248, 545024, 623216, 749408, 906496, 1246432, 1498816, 2492864, 2997632, 4985728, 5995264, 7538789, 9971456, 15077578, 30155156, 60310312, 82926679, 120620624, 165853358, 241241248, 331706716, 482482496, 663413432, 964964992, 1326826864, 1929929984, 2653653728, 5307307456, 10614614912, 21229229824]

約数ペア:

[(1, 21229229824), (2, 10614614912), (4, 5307307456), (8, 2653653728), (11, 1929929984), (16, 1326826864), (22, 964964992), (32, 663413432), (44, 482482496), (64, 331706716), (88, 241241248), (128, 165853358), (176, 120620624), (256, 82926679), (352, 60310312), (704, 30155156), (1408, 15077578), (2129, 9971456), (2816, 7538789), (3541, 5995264), (4258, 4985728), (7082, 2997632), (8516, 2492864), (14164, 1498816), (17032, 1246432), (23419, 906496), (28328, 749408), (34064, 623216), (38951, 545024), (46838, 453248), (56656, 374704), (68128, 311608), (77902, 272512), (93676, 226624), (113312, 187352), (136256, 155804)]