21487902

素因数分解:

$2^1\times 3^1\times {\mathrm{137}}^1\times {\mathrm{26141}}^1$

素因数の和:26283

約数の個数: 16

約数和(自身を含む): 43291152

約数和(自身を除く): 21803250

約数列:

[1, 2, 3, 6, 137, 274, 411, 822, 26141, 52282, 78423, 156846, 3581317, 7162634, 10743951, 21487902]

約数ペア:

[(1, 21487902), (2, 10743951), (3, 7162634), (6, 3581317), (137, 156846), (274, 78423), (411, 52282), (822, 26141)]