21583411456

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{4437379}}^1$

素因数の和:4437414

約数の個数: 36

約数和(自身を含む): 45350023600

約数和(自身を除く): 23766612144

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 608, 1216, 2432, 4864, 4437379, 8874758, 17749516, 35499032, 70998064, 84310201, 141996128, 168620402, 283992256, 337240804, 567984512, 674481608, 1135969024, 1348963216, 2697926432, 5395852864, 10791705728, 21583411456]

約数ペア:

[(1, 21583411456), (2, 10791705728), (4, 5395852864), (8, 2697926432), (16, 1348963216), (19, 1135969024), (32, 674481608), (38, 567984512), (64, 337240804), (76, 283992256), (128, 168620402), (152, 141996128), (256, 84310201), (304, 70998064), (608, 35499032), (1216, 17749516), (2432, 8874758), (4864, 4437379)]