21332490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{2833}}^1$

素因数の和:3094

約数の個数: 32

約数和(自身を含む): 51420096

約数和(自身を除く): 30087606

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 251, 502, 753, 1255, 1506, 2510, 2833, 3765, 5666, 7530, 8499, 14165, 16998, 28330, 42495, 84990, 711083, 1422166, 2133249, 3555415, 4266498, 7110830, 10666245, 21332490]

約数ペア:

[(1, 21332490), (2, 10666245), (3, 7110830), (5, 4266498), (6, 3555415), (10, 2133249), (15, 1422166), (30, 711083), (251, 84990), (502, 42495), (753, 28330), (1255, 16998), (1506, 14165), (2510, 8499), (2833, 7530), (3765, 5666)]