21422370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{4729}}^1$

素因数の和:4890

約数の個数: 32

約数和(自身を含む): 51765120

約数和(自身を除く): 30342750

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 151, 302, 453, 755, 906, 1510, 2265, 4530, 4729, 9458, 14187, 23645, 28374, 47290, 70935, 141870, 714079, 1428158, 2142237, 3570395, 4284474, 7140790, 10711185, 21422370]

約数ペア:

[(1, 21422370), (2, 10711185), (3, 7140790), (5, 4284474), (6, 3570395), (10, 2142237), (15, 1428158), (30, 714079), (151, 141870), (302, 70935), (453, 47290), (755, 28374), (906, 23645), (1510, 14187), (2265, 9458), (4530, 4729)]