21994486

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{3209}}^1$

素因数の和:3383

約数の個数: 16

約数和(自身を含む): 34668000

約数和(自身を除く): 12673514

約数列:

[1, 2, 23, 46, 149, 298, 3209, 3427, 6418, 6854, 73807, 147614, 478141, 956282, 10997243, 21994486]

約数ペア:

[(1, 21994486), (2, 10997243), (23, 956282), (46, 478141), (149, 147614), (298, 73807), (3209, 6854), (3427, 6418)]