21321472

素因数分解:

$2^8\times {\mathrm{37}}^1\times {\mathrm{2251}}^1$

素因数の和:2304

約数の個数: 36

約数和(自身を含む): 43729336

約数和(自身を除く): 22407864

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 128, 148, 256, 296, 592, 1184, 2251, 2368, 4502, 4736, 9004, 9472, 18008, 36016, 72032, 83287, 144064, 166574, 288128, 333148, 576256, 666296, 1332592, 2665184, 5330368, 10660736, 21321472]

約数ペア:

[(1, 21321472), (2, 10660736), (4, 5330368), (8, 2665184), (16, 1332592), (32, 666296), (37, 576256), (64, 333148), (74, 288128), (128, 166574), (148, 144064), (256, 83287), (296, 72032), (592, 36016), (1184, 18008), (2251, 9472), (2368, 9004), (4502, 4736)]