21017698923

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{13144277}}^1$

素因数の和:13144334

約数の個数: 16

約数和(自身を含む): 30915341856

約数和(自身を除く): 9897642933

約数列:

[1, 3, 13, 39, 41, 123, 533, 1599, 13144277, 39432831, 170875601, 512626803, 538915357, 1616746071, 7005899641, 21017698923]

約数ペア:

[(1, 21017698923), (3, 7005899641), (13, 1616746071), (39, 538915357), (41, 512626803), (123, 170875601), (533, 39432831), (1599, 13144277)]