21639398

素因数分解:

$2^1\times {\mathrm{11}}^4\times {\mathrm{739}}^1$

素因数の和:785

約数の個数: 20

約数和(自身を含む): 35753100

約数和(自身を除く): 14113702

約数列:

[1, 2, 11, 22, 121, 242, 739, 1331, 1478, 2662, 8129, 14641, 16258, 29282, 89419, 178838, 983609, 1967218, 10819699, 21639398]

約数ペア:

[(1, 21639398), (2, 10819699), (11, 1967218), (22, 983609), (121, 178838), (242, 89419), (739, 29282), (1331, 16258), (1478, 14641), (2662, 8129)]