21297924

素因数分解:

$2^2\times 3^3\times {\mathrm{197203}}^1$

素因数の和:197216

約数の個数: 24

約数和(自身を含む): 55217120

約数和(自身を除く): 33919196

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 197203, 394406, 591609, 788812, 1183218, 1774827, 2366436, 3549654, 5324481, 7099308, 10648962, 21297924]

約数ペア:

[(1, 21297924), (2, 10648962), (3, 7099308), (4, 5324481), (6, 3549654), (9, 2366436), (12, 1774827), (18, 1183218), (27, 788812), (36, 591609), (54, 394406), (108, 197203)]