21226210

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{29077}}^1$

素因数の和:29157

約数の個数: 16

約数和(自身を含む): 38731896

約数和(自身を除く): 17505686

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 29077, 58154, 145385, 290770, 2122621, 4245242, 10613105, 21226210]

約数ペア:

[(1, 21226210), (2, 10613105), (5, 4245242), (10, 2122621), (73, 290770), (146, 145385), (365, 58154), (730, 29077)]