21800310

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{103811}}^1$

素因数の和:103828

約数の個数: 32

約数和(自身を含む): 59795712

約数和(自身を除く): 37995402

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 103811, 207622, 311433, 519055, 622866, 726677, 1038110, 1453354, 1557165, 2180031, 3114330, 3633385, 4360062, 7266770, 10900155, 21800310]

約数ペア:

[(1, 21800310), (2, 10900155), (3, 7266770), (5, 4360062), (6, 3633385), (7, 3114330), (10, 2180031), (14, 1557165), (15, 1453354), (21, 1038110), (30, 726677), (35, 622866), (42, 519055), (70, 311433), (105, 207622), (210, 103811)]