21173910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{179}}^1\times {\mathrm{3943}}^1$

素因数の和:4132

約数の個数: 32

約数和(自身を含む): 51114240

約数和(自身を除く): 29940330

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 179, 358, 537, 895, 1074, 1790, 2685, 3943, 5370, 7886, 11829, 19715, 23658, 39430, 59145, 118290, 705797, 1411594, 2117391, 3528985, 4234782, 7057970, 10586955, 21173910]

約数ペア:

[(1, 21173910), (2, 10586955), (3, 7057970), (5, 4234782), (6, 3528985), (10, 2117391), (15, 1411594), (30, 705797), (179, 118290), (358, 59145), (537, 39430), (895, 23658), (1074, 19715), (1790, 11829), (2685, 7886), (3943, 5370)]