21664288

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{21839}}^1$

素因数の和:21880

約数の個数: 24

約数和(自身を含む): 44029440

約数和(自身を除く): 22365152

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 21839, 43678, 87356, 174712, 349424, 677009, 698848, 1354018, 2708036, 5416072, 10832144, 21664288]

約数ペア:

[(1, 21664288), (2, 10832144), (4, 5416072), (8, 2708036), (16, 1354018), (31, 698848), (32, 677009), (62, 349424), (124, 174712), (248, 87356), (496, 43678), (992, 21839)]