21149103618

素因数分解:

$2^1\times 3^3\times {\mathrm{107}}^1\times {\mathrm{3660281}}^1$

素因数の和:3660399

約数の個数: 32

約数和(自身を含む): 47437254720

約数和(自身を除く): 26288151102

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 107, 214, 321, 642, 963, 1926, 2889, 5778, 3660281, 7320562, 10980843, 21961686, 32942529, 65885058, 98827587, 197655174, 391650067, 783300134, 1174950201, 2349900402, 3524850603, 7049701206, 10574551809, 21149103618]

約数ペア:

[(1, 21149103618), (2, 10574551809), (3, 7049701206), (6, 3524850603), (9, 2349900402), (18, 1174950201), (27, 783300134), (54, 391650067), (107, 197655174), (214, 98827587), (321, 65885058), (642, 32942529), (963, 21961686), (1926, 10980843), (2889, 7320562), (5778, 3660281)]