21322483

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{4421}}^1$

素因数の和:4494

約数の個数: 16

約数和(自身を含む): 26744256

約数和(自身を除く): 5421773

約数列:

[1, 7, 13, 53, 91, 371, 689, 4421, 4823, 30947, 57473, 234313, 402311, 1640191, 3046069, 21322483]

約数ペア:

[(1, 21322483), (7, 3046069), (13, 1640191), (53, 402311), (91, 234313), (371, 57473), (689, 30947), (4421, 4823)]