21931410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{731047}}^1$

素因数の和:731057

約数の個数: 16

約数和(自身を含む): 52635456

約数和(自身を除く): 30704046

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 731047, 1462094, 2193141, 3655235, 4386282, 7310470, 10965705, 21931410]

約数ペア:

[(1, 21931410), (2, 10965705), (3, 7310470), (5, 4386282), (6, 3655235), (10, 2193141), (15, 1462094), (30, 731047)]