21522200

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{15373}}^1$

素因数の和:15396

約数の個数: 48

約数和(自身を含む): 57191280

約数和(自身を除く): 35669080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 15373, 30746, 61492, 76865, 107611, 122984, 153730, 215222, 307460, 384325, 430444, 538055, 614920, 768650, 860888, 1076110, 1537300, 2152220, 2690275, 3074600, 4304440, 5380550, 10761100, 21522200]

約数ペア:

[(1, 21522200), (2, 10761100), (4, 5380550), (5, 4304440), (7, 3074600), (8, 2690275), (10, 2152220), (14, 1537300), (20, 1076110), (25, 860888), (28, 768650), (35, 614920), (40, 538055), (50, 430444), (56, 384325), (70, 307460), (100, 215222), (140, 153730), (175, 122984), (200, 107611), (280, 76865), (350, 61492), (700, 30746), (1400, 15373)]