21293324

素因数分解:

$2^2\times {\mathrm{13}}^3\times {\mathrm{2423}}^1$

素因数の和:2466

約数の個数: 24

約数和(自身を含む): 40383840

約数和(自身を除く): 19090516

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 2197, 2423, 4394, 4846, 8788, 9692, 31499, 62998, 125996, 409487, 818974, 1637948, 5323331, 10646662, 21293324]

約数ペア:

[(1, 21293324), (2, 10646662), (4, 5323331), (13, 1637948), (26, 818974), (52, 409487), (169, 125996), (338, 62998), (676, 31499), (2197, 9692), (2423, 8788), (4394, 4846)]