21822195

素因数分解:

$3^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{3557}}^1$

素因数の和:3974

約数の個数: 16

約数和(自身を含む): 35010720

約数和(自身を除く): 13188525

約数列:

[1, 3, 5, 15, 409, 1227, 2045, 3557, 6135, 10671, 17785, 53355, 1454813, 4364439, 7274065, 21822195]

約数ペア:

[(1, 21822195), (3, 7274065), (5, 4364439), (15, 1454813), (409, 53355), (1227, 17785), (2045, 10671), (3557, 6135)]