21408094

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1\times {\mathrm{677}}^1$

素因数の和:939

約数の個数: 16

約数和(自身を含む): 32690448

約数和(自身を除く): 11282354

約数列:

[1, 2, 97, 163, 194, 326, 677, 1354, 15811, 31622, 65669, 110351, 131338, 220702, 10704047, 21408094]

約数ペア:

[(1, 21408094), (2, 10704047), (97, 220702), (163, 131338), (194, 110351), (326, 65669), (677, 31622), (1354, 15811)]