21453198

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{21157}}^1$

素因数の和:21188

約数の個数: 24

約数和(自身を含む): 46462968

約数和(自身を除く): 25009770

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 338, 507, 1014, 21157, 42314, 63471, 126942, 275041, 550082, 825123, 1650246, 3575533, 7151066, 10726599, 21453198]

約数ペア:

[(1, 21453198), (2, 10726599), (3, 7151066), (6, 3575533), (13, 1650246), (26, 825123), (39, 550082), (78, 275041), (169, 126942), (338, 63471), (507, 42314), (1014, 21157)]