21187470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37171}}^1$

素因数の和:37200

約数の個数: 32

約数和(自身を含む): 53527680

約数和(自身を除く): 32340210

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 570, 37171, 74342, 111513, 185855, 223026, 371710, 557565, 706249, 1115130, 1412498, 2118747, 3531245, 4237494, 7062490, 10593735, 21187470]

約数ペア:

[(1, 21187470), (2, 10593735), (3, 7062490), (5, 4237494), (6, 3531245), (10, 2118747), (15, 1412498), (19, 1115130), (30, 706249), (38, 557565), (57, 371710), (95, 223026), (114, 185855), (190, 111513), (285, 74342), (570, 37171)]