21167310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{10531}}^1$

素因数の和:10608

約数の個数: 32

約数和(自身を含む): 51564672

約数和(自身を除く): 30397362

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 67, 134, 201, 335, 402, 670, 1005, 2010, 10531, 21062, 31593, 52655, 63186, 105310, 157965, 315930, 705577, 1411154, 2116731, 3527885, 4233462, 7055770, 10583655, 21167310]

約数ペア:

[(1, 21167310), (2, 10583655), (3, 7055770), (5, 4233462), (6, 3527885), (10, 2116731), (15, 1411154), (30, 705577), (67, 315930), (134, 157965), (201, 105310), (335, 63186), (402, 52655), (670, 31593), (1005, 21062), (2010, 10531)]