21388626

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{169751}}^1$

素因数の和:169766

約数の個数: 24

約数和(自身を含む): 52962624

約数和(自身を除く): 31573998

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 169751, 339502, 509253, 1018506, 1188257, 1527759, 2376514, 3055518, 3564771, 7129542, 10694313, 21388626]

約数ペア:

[(1, 21388626), (2, 10694313), (3, 7129542), (6, 3564771), (7, 3055518), (9, 2376514), (14, 1527759), (18, 1188257), (21, 1018506), (42, 509253), (63, 339502), (126, 169751)]