21417612

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{41507}}^1$

素因数の和:41557

約数の個数: 24

約数和(自身を含む): 51137856

約数和(自身を除く): 29720244

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 41507, 83014, 124521, 166028, 249042, 498084, 1784801, 3569602, 5354403, 7139204, 10708806, 21417612]

約数ペア:

[(1, 21417612), (2, 10708806), (3, 7139204), (4, 5354403), (6, 3569602), (12, 1784801), (43, 498084), (86, 249042), (129, 166028), (172, 124521), (258, 83014), (516, 41507)]