21367798

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{4289}}^1$

素因数の和:4391

約数の個数: 16

約数和(自身を含む): 33359040

約数和(自身を除く): 11991242

約数列:

[1, 2, 47, 53, 94, 106, 2491, 4289, 4982, 8578, 201583, 227317, 403166, 454634, 10683899, 21367798]

約数ペア:

[(1, 21367798), (2, 10683899), (47, 454634), (53, 403166), (94, 227317), (106, 201583), (2491, 8578), (4289, 4982)]