21179460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{352991}}^1$

素因数の和:353003

約数の個数: 24

約数和(自身を含む): 59302656

約数和(自身を除く): 38123196

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 352991, 705982, 1058973, 1411964, 1764955, 2117946, 3529910, 4235892, 5294865, 7059820, 10589730, 21179460]

約数ペア:

[(1, 21179460), (2, 10589730), (3, 7059820), (4, 5294865), (5, 4235892), (6, 3529910), (10, 2117946), (12, 1764955), (15, 1411964), (20, 1058973), (30, 705982), (60, 352991)]