21643324

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{293}}^1\times {\mathrm{313}}^1$

素因数の和:669

約数の個数: 24

約数和(自身を含む): 38772720

約数和(自身を除く): 17129396

約数列:

[1, 2, 4, 59, 118, 236, 293, 313, 586, 626, 1172, 1252, 17287, 18467, 34574, 36934, 69148, 73868, 91709, 183418, 366836, 5410831, 10821662, 21643324]

約数ペア:

[(1, 21643324), (2, 10821662), (4, 5410831), (59, 366836), (118, 183418), (236, 91709), (293, 73868), (313, 69148), (586, 36934), (626, 34574), (1172, 18467), (1252, 17287)]