21761130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{725371}}^1$

素因数の和:725381

約数の個数: 16

約数和(自身を含む): 52226784

約数和(自身を除く): 30465654

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 725371, 1450742, 2176113, 3626855, 4352226, 7253710, 10880565, 21761130]

約数ペア:

[(1, 21761130), (2, 10880565), (3, 7253710), (5, 4352226), (6, 3626855), (10, 2176113), (15, 1450742), (30, 725371)]