21037312

素因数分解:

$2^8\times {\mathrm{37}}^1\times {\mathrm{2221}}^1$

素因数の和:2274

約数の個数: 36

約数和(自身を含む): 43146796

約数和(自身を除く): 22109484

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 128, 148, 256, 296, 592, 1184, 2221, 2368, 4442, 4736, 8884, 9472, 17768, 35536, 71072, 82177, 142144, 164354, 284288, 328708, 568576, 657416, 1314832, 2629664, 5259328, 10518656, 21037312]

約数ペア:

[(1, 21037312), (2, 10518656), (4, 5259328), (8, 2629664), (16, 1314832), (32, 657416), (37, 568576), (64, 328708), (74, 284288), (128, 164354), (148, 142144), (256, 82177), (296, 71072), (592, 35536), (1184, 17768), (2221, 9472), (2368, 8884), (4442, 4736)]