21871252

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{18287}}^1$

素因数の和:18327

約数の個数: 24

約数和(自身を含む): 43013376

約数和(自身を除く): 21142124

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 92, 299, 598, 1196, 18287, 36574, 73148, 237731, 420601, 475462, 841202, 950924, 1682404, 5467813, 10935626, 21871252]

約数ペア:

[(1, 21871252), (2, 10935626), (4, 5467813), (13, 1682404), (23, 950924), (26, 841202), (46, 475462), (52, 420601), (92, 237731), (299, 73148), (598, 36574), (1196, 18287)]