21948825

素因数分解:

$3^1\times 5^2\times {\mathrm{311}}^1\times {\mathrm{941}}^1$

素因数の和:1265

約数の個数: 24

約数和(自身を含む): 36444096

約数和(自身を除く): 14495271

約数列:

[1, 3, 5, 15, 25, 75, 311, 933, 941, 1555, 2823, 4665, 4705, 7775, 14115, 23325, 23525, 70575, 292651, 877953, 1463255, 4389765, 7316275, 21948825]

約数ペア:

[(1, 21948825), (3, 7316275), (5, 4389765), (15, 1463255), (25, 877953), (75, 292651), (311, 70575), (933, 23525), (941, 23325), (1555, 14115), (2823, 7775), (4665, 4705)]