21480174

素因数分解:

$2^1\times 3^3\times {\mathrm{61}}^1\times {\mathrm{6521}}^1$

素因数の和:6593

約数の個数: 32

約数和(自身を含む): 48523680

約数和(自身を除く): 27043506

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 61, 122, 183, 366, 549, 1098, 1647, 3294, 6521, 13042, 19563, 39126, 58689, 117378, 176067, 352134, 397781, 795562, 1193343, 2386686, 3580029, 7160058, 10740087, 21480174]

約数ペア:

[(1, 21480174), (2, 10740087), (3, 7160058), (6, 3580029), (9, 2386686), (18, 1193343), (27, 795562), (54, 397781), (61, 352134), (122, 176067), (183, 117378), (366, 58689), (549, 39126), (1098, 19563), (1647, 13042), (3294, 6521)]