21817875

素因数分解:

$3^1\times 5^3\times {\mathrm{73}}^1\times {\mathrm{797}}^1$

素因数の和:888

約数の個数: 32

約数和(自身を含む): 36848448

約数和(自身を除く): 15030573

約数列:

[1, 3, 5, 15, 25, 73, 75, 125, 219, 365, 375, 797, 1095, 1825, 2391, 3985, 5475, 9125, 11955, 19925, 27375, 58181, 59775, 99625, 174543, 290905, 298875, 872715, 1454525, 4363575, 7272625, 21817875]

約数ペア:

[(1, 21817875), (3, 7272625), (5, 4363575), (15, 1454525), (25, 872715), (73, 298875), (75, 290905), (125, 174543), (219, 99625), (365, 59775), (375, 58181), (797, 27375), (1095, 19925), (1825, 11955), (2391, 9125), (3985, 5475)]