21605070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{337}}^1\times {\mathrm{2137}}^1$

素因数の和:2484

約数の個数: 32

約数和(自身を含む): 52030368

約数和(自身を除く): 30425298

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 337, 674, 1011, 1685, 2022, 2137, 3370, 4274, 5055, 6411, 10110, 10685, 12822, 21370, 32055, 64110, 720169, 1440338, 2160507, 3600845, 4321014, 7201690, 10802535, 21605070]

約数ペア:

[(1, 21605070), (2, 10802535), (3, 7201690), (5, 4321014), (6, 3600845), (10, 2160507), (15, 1440338), (30, 720169), (337, 64110), (674, 32055), (1011, 21370), (1685, 12822), (2022, 10685), (2137, 10110), (3370, 6411), (4274, 5055)]