21166528

素因数分解:

$2^6\times {\mathrm{163}}^1\times {\mathrm{2029}}^1$

素因数の和:2204

約数の個数: 28

約数和(自身を含む): 42280840

約数和(自身を除く): 21114312

約数列:

[1, 2, 4, 8, 16, 32, 64, 163, 326, 652, 1304, 2029, 2608, 4058, 5216, 8116, 10432, 16232, 32464, 64928, 129856, 330727, 661454, 1322908, 2645816, 5291632, 10583264, 21166528]

約数ペア:

[(1, 21166528), (2, 10583264), (4, 5291632), (8, 2645816), (16, 1322908), (32, 661454), (64, 330727), (163, 129856), (326, 64928), (652, 32464), (1304, 16232), (2029, 10432), (2608, 8116), (4058, 5216)]