21957574

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{1579}}^1$

素因数の和:2007

約数の個数: 16

約数和(自身を含む): 34981200

約数和(自身を除く): 13023626

約数列:

[1, 2, 17, 34, 409, 818, 1579, 3158, 6953, 13906, 26843, 53686, 645811, 1291622, 10978787, 21957574]

約数ペア:

[(1, 21957574), (2, 10978787), (17, 1291622), (34, 645811), (409, 53686), (818, 26843), (1579, 13906), (3158, 6953)]