21269370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{708979}}^1$

素因数の和:708989

約数の個数: 16

約数和(自身を含む): 51046560

約数和(自身を除く): 29777190

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 708979, 1417958, 2126937, 3544895, 4253874, 7089790, 10634685, 21269370]

約数ペア:

[(1, 21269370), (2, 10634685), (3, 7089790), (5, 4253874), (6, 3544895), (10, 2126937), (15, 1417958), (30, 708979)]