21971164

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{3023}}^1$

素因数の和:3129

約数の個数: 24

約数和(自身を含む): 40642560

約数和(自身を除く): 18671396

約数列:

[1, 2, 4, 23, 46, 79, 92, 158, 316, 1817, 3023, 3634, 6046, 7268, 12092, 69529, 139058, 238817, 278116, 477634, 955268, 5492791, 10985582, 21971164]

約数ペア:

[(1, 21971164), (2, 10985582), (4, 5492791), (23, 955268), (46, 477634), (79, 278116), (92, 238817), (158, 139058), (316, 69529), (1817, 12092), (3023, 7268), (3634, 6046)]