21876490

素因数分解:

$2^1\times 5^1\times {\mathrm{683}}^1\times {\mathrm{3203}}^1$

素因数の和:3893

約数の個数: 16

約数和(自身を含む): 39447648

約数和(自身を除く): 17571158

約数列:

[1, 2, 5, 10, 683, 1366, 3203, 3415, 6406, 6830, 16015, 32030, 2187649, 4375298, 10938245, 21876490]

約数ペア:

[(1, 21876490), (2, 10938245), (5, 4375298), (10, 2187649), (683, 32030), (1366, 16015), (3203, 6830), (3415, 6406)]