21939032

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{877}}^1$

素因数の和:995

約数の個数: 32

約数和(自身を含む): 42670800

約数和(自身を除く): 20731768

約数列:

[1, 2, 4, 8, 53, 59, 106, 118, 212, 236, 424, 472, 877, 1754, 3127, 3508, 6254, 7016, 12508, 25016, 46481, 51743, 92962, 103486, 185924, 206972, 371848, 413944, 2742379, 5484758, 10969516, 21939032]

約数ペア:

[(1, 21939032), (2, 10969516), (4, 5484758), (8, 2742379), (53, 413944), (59, 371848), (106, 206972), (118, 185924), (212, 103486), (236, 92962), (424, 51743), (472, 46481), (877, 25016), (1754, 12508), (3127, 7016), (3508, 6254)]