21623972

素因数分解:

$2^2\times {\mathrm{59}}^2\times {\mathrm{1553}}^1$

素因数の和:1675

約数の個数: 18

約数和(自身を含む): 38518998

約数和(自身を除く): 16895026

約数列:

[1, 2, 4, 59, 118, 236, 1553, 3106, 3481, 6212, 6962, 13924, 91627, 183254, 366508, 5405993, 10811986, 21623972]

約数ペア:

[(1, 21623972), (2, 10811986), (4, 5405993), (59, 366508), (118, 183254), (236, 91627), (1553, 13924), (3106, 6962), (3481, 6212)]