21080172

素因数分解:

$2^2\times 3^1\times {\mathrm{433}}^1\times {\mathrm{4057}}^1$

素因数の和:4497

約数の個数: 24

約数和(自身を含む): 49312816

約数和(自身を除く): 28232644

約数列:

[1, 2, 3, 4, 6, 12, 433, 866, 1299, 1732, 2598, 4057, 5196, 8114, 12171, 16228, 24342, 48684, 1756681, 3513362, 5270043, 7026724, 10540086, 21080172]

約数ペア:

[(1, 21080172), (2, 10540086), (3, 7026724), (4, 5270043), (6, 3513362), (12, 1756681), (433, 48684), (866, 24342), (1299, 16228), (1732, 12171), (2598, 8114), (4057, 5196)]