21416288

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{21589}}^1$

素因数の和:21630

約数の個数: 24

約数和(自身を含む): 43525440

約数和(自身を除く): 22109152

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 21589, 43178, 86356, 172712, 345424, 669259, 690848, 1338518, 2677036, 5354072, 10708144, 21416288]

約数ペア:

[(1, 21416288), (2, 10708144), (4, 5354072), (8, 2677036), (16, 1338518), (31, 690848), (32, 669259), (62, 345424), (124, 172712), (248, 86356), (496, 43178), (992, 21589)]