21918250

素因数分解:

$2^1\times 5^3\times {\mathrm{73}}^1\times {\mathrm{1201}}^1$

素因数の和:1291

約数の個数: 32

約数和(自身を含む): 41627664

約数和(自身を除く): 19709414

約数列:

[1, 2, 5, 10, 25, 50, 73, 125, 146, 250, 365, 730, 1201, 1825, 2402, 3650, 6005, 9125, 12010, 18250, 30025, 60050, 87673, 150125, 175346, 300250, 438365, 876730, 2191825, 4383650, 10959125, 21918250]

約数ペア:

[(1, 21918250), (2, 10959125), (5, 4383650), (10, 2191825), (25, 876730), (50, 438365), (73, 300250), (125, 175346), (146, 150125), (250, 87673), (365, 60050), (730, 30025), (1201, 18250), (1825, 12010), (2402, 9125), (3650, 6005)]