21355410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{711847}}^1$

素因数の和:711857

約数の個数: 16

約数和(自身を含む): 51253056

約数和(自身を除く): 29897646

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 711847, 1423694, 2135541, 3559235, 4271082, 7118470, 10677705, 21355410]

約数ペア:

[(1, 21355410), (2, 10677705), (3, 7118470), (5, 4271082), (6, 3559235), (10, 2135541), (15, 1423694), (30, 711847)]