21936166

素因数分解:

$2^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{11437}}^1$

素因数の和:11583

約数の個数: 16

約数和(自身を含む): 37882656

約数和(自身を除く): 15946490

約数列:

[1, 2, 7, 14, 137, 274, 959, 1918, 11437, 22874, 80059, 160118, 1566869, 3133738, 10968083, 21936166]

約数ペア:

[(1, 21936166), (2, 10968083), (7, 3133738), (14, 1566869), (137, 160118), (274, 80059), (959, 22874), (1918, 11437)]