21241888

素因数分解:

$2^5\times {\mathrm{59}}^1\times {\mathrm{11251}}^1$

素因数の和:11320

約数の個数: 24

約数和(自身を含む): 42532560

約数和(自身を除く): 21290672

約数列:

[1, 2, 4, 8, 16, 32, 59, 118, 236, 472, 944, 1888, 11251, 22502, 45004, 90008, 180016, 360032, 663809, 1327618, 2655236, 5310472, 10620944, 21241888]

約数ペア:

[(1, 21241888), (2, 10620944), (4, 5310472), (8, 2655236), (16, 1327618), (32, 663809), (59, 360032), (118, 180016), (236, 90008), (472, 45004), (944, 22502), (1888, 11251)]