21917010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{730567}}^1$

素因数の和:730577

約数の個数: 16

約数和(自身を含む): 52600896

約数和(自身を除く): 30683886

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 730567, 1461134, 2191701, 3652835, 4383402, 7305670, 10958505, 21917010]

約数ペア:

[(1, 21917010), (2, 10958505), (3, 7305670), (5, 4383402), (6, 3652835), (10, 2191701), (15, 1461134), (30, 730567)]