21172288

素因数分解:

$2^6\times {\mathrm{37}}^1\times {\mathrm{8941}}^1$

素因数の和:8990

約数の個数: 28

約数和(自身を含む): 43154092

約数和(自身を除く): 21981804

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 148, 296, 592, 1184, 2368, 8941, 17882, 35764, 71528, 143056, 286112, 330817, 572224, 661634, 1323268, 2646536, 5293072, 10586144, 21172288]

約数ペア:

[(1, 21172288), (2, 10586144), (4, 5293072), (8, 2646536), (16, 1323268), (32, 661634), (37, 572224), (64, 330817), (74, 286112), (148, 143056), (296, 71528), (592, 35764), (1184, 17882), (2368, 8941)]