21013416

素因数分解:

$2^3\times 3^2\times {\mathrm{291853}}^1$

素因数の和:291865

約数の個数: 24

約数和(自身を含む): 56911530

約数和(自身を除く): 35898114

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 291853, 583706, 875559, 1167412, 1751118, 2334824, 2626677, 3502236, 5253354, 7004472, 10506708, 21013416]

約数ペア:

[(1, 21013416), (2, 10506708), (3, 7004472), (4, 5253354), (6, 3502236), (8, 2626677), (9, 2334824), (12, 1751118), (18, 1167412), (24, 875559), (36, 583706), (72, 291853)]