21986508

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{107777}}^1$

素因数の和:107801

約数の個数: 24

約数和(自身を含む): 54320112

約数和(自身を除く): 32333604

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 107777, 215554, 323331, 431108, 646662, 1293324, 1832209, 3664418, 5496627, 7328836, 10993254, 21986508]

約数ペア:

[(1, 21986508), (2, 10993254), (3, 7328836), (4, 5496627), (6, 3664418), (12, 1832209), (17, 1293324), (34, 646662), (51, 431108), (68, 323331), (102, 215554), (204, 107777)]