21510658

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{2767}}^1$

素因数の和:2818

約数の個数: 24

約数和(自身を含む): 36471168

約数和(自身を除く): 14960510

約数列:

[1, 2, 13, 23, 26, 46, 169, 299, 338, 598, 2767, 3887, 5534, 7774, 35971, 63641, 71942, 127282, 467623, 827333, 935246, 1654666, 10755329, 21510658]

約数ペア:

[(1, 21510658), (2, 10755329), (13, 1654666), (23, 935246), (26, 827333), (46, 467623), (169, 127282), (299, 71942), (338, 63641), (598, 35971), (2767, 7774), (3887, 5534)]