21298246

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{2621}}^1$

素因数の和:2879

約数の個数: 16

約数和(自身を含む): 33981120

約数和(自身を除く): 12682874

約数列:

[1, 2, 17, 34, 239, 478, 2621, 4063, 5242, 8126, 44557, 89114, 626419, 1252838, 10649123, 21298246]

約数ペア:

[(1, 21298246), (2, 10649123), (17, 1252838), (34, 626419), (239, 89114), (478, 44557), (2621, 8126), (4063, 5242)]