21974972104

素因数分解:

$2^3\times {\mathrm{491}}^1\times {\mathrm{5594443}}^1$

素因数の和:5594940

約数の個数: 16

約数和(自身を含む): 41286996720

約数和(自身を除く): 19312024616

約数列:

[1, 2, 4, 8, 491, 982, 1964, 3928, 5594443, 11188886, 22377772, 44755544, 2746871513, 5493743026, 10987486052, 21974972104]

約数ペア:

[(1, 21974972104), (2, 10987486052), (4, 5493743026), (8, 2746871513), (491, 44755544), (982, 22377772), (1964, 11188886), (3928, 5594443)]