21383118

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{38321}}^1$

素因数の和:38360

約数の個数: 24

約数和(自身を含む): 47825856

約数和(自身を除く): 26442738

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 38321, 76642, 114963, 229926, 344889, 689778, 1187951, 2375902, 3563853, 7127706, 10691559, 21383118]

約数ペア:

[(1, 21383118), (2, 10691559), (3, 7127706), (6, 3563853), (9, 2375902), (18, 1187951), (31, 689778), (62, 344889), (93, 229926), (186, 114963), (279, 76642), (558, 38321)]