21384246

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{21089}}^1$

素因数の和:21120

約数の個数: 24

約数和(自身を含む): 46313640

約数和(自身を除く): 24929394

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 338, 507, 1014, 21089, 42178, 63267, 126534, 274157, 548314, 822471, 1644942, 3564041, 7128082, 10692123, 21384246]

約数ペア:

[(1, 21384246), (2, 10692123), (3, 7128082), (6, 3564041), (13, 1644942), (26, 822471), (39, 548314), (78, 274157), (169, 126534), (338, 63267), (507, 42178), (1014, 21089)]