21997324

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{1123}}^1$

素因数の和:1269

約数の個数: 24

約数和(自身を含む): 39654720

約数和(自身を除く): 17657396

約数列:

[1, 2, 4, 59, 83, 118, 166, 236, 332, 1123, 2246, 4492, 4897, 9794, 19588, 66257, 93209, 132514, 186418, 265028, 372836, 5499331, 10998662, 21997324]

約数ペア:

[(1, 21997324), (2, 10998662), (4, 5499331), (59, 372836), (83, 265028), (118, 186418), (166, 132514), (236, 93209), (332, 66257), (1123, 19588), (2246, 9794), (4492, 4897)]