21407010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{317}}^1\times {\mathrm{2251}}^1$

素因数の和:2578

約数の個数: 32

約数和(自身を含む): 51561792

約数和(自身を除く): 30154782

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 317, 634, 951, 1585, 1902, 2251, 3170, 4502, 4755, 6753, 9510, 11255, 13506, 22510, 33765, 67530, 713567, 1427134, 2140701, 3567835, 4281402, 7135670, 10703505, 21407010]

約数ペア:

[(1, 21407010), (2, 10703505), (3, 7135670), (5, 4281402), (6, 3567835), (10, 2140701), (15, 1427134), (30, 713567), (317, 67530), (634, 33765), (951, 22510), (1585, 13506), (1902, 11255), (2251, 9510), (3170, 6753), (4502, 4755)]