21532623

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{409}}^1$

素因数の和:551

約数の個数: 32

約数和(自身を含む): 34636800

約数和(自身を除く): 13104177

約数列:

[1, 3, 7, 21, 23, 69, 109, 161, 327, 409, 483, 763, 1227, 2289, 2507, 2863, 7521, 8589, 9407, 17549, 28221, 44581, 52647, 65849, 133743, 197547, 312067, 936201, 1025363, 3076089, 7177541, 21532623]

約数ペア:

[(1, 21532623), (3, 7177541), (7, 3076089), (21, 1025363), (23, 936201), (69, 312067), (109, 197547), (161, 133743), (327, 65849), (409, 52647), (483, 44581), (763, 28221), (1227, 17549), (2289, 9407), (2507, 8589), (2863, 7521)]