21839028

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{487}}^1$

素因数の和:632

約数の個数: 48

約数和(自身を含む): 52961664

約数和(自身を除く): 31122636

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 101, 111, 148, 202, 222, 303, 404, 444, 487, 606, 974, 1212, 1461, 1948, 2922, 3737, 5844, 7474, 11211, 14948, 18019, 22422, 36038, 44844, 49187, 54057, 72076, 98374, 108114, 147561, 196748, 216228, 295122, 590244, 1819919, 3639838, 5459757, 7279676, 10919514, 21839028]

約数ペア:

[(1, 21839028), (2, 10919514), (3, 7279676), (4, 5459757), (6, 3639838), (12, 1819919), (37, 590244), (74, 295122), (101, 216228), (111, 196748), (148, 147561), (202, 108114), (222, 98374), (303, 72076), (404, 54057), (444, 49187), (487, 44844), (606, 36038), (974, 22422), (1212, 18019), (1461, 14948), (1948, 11211), (2922, 7474), (3737, 5844)]