21286248

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{23971}}^1$

素因数の和:24017

約数の個数: 32

約数和(自身を含む): 54656160

約数和(自身を除く): 33369912

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 148, 222, 296, 444, 888, 23971, 47942, 71913, 95884, 143826, 191768, 287652, 575304, 886927, 1773854, 2660781, 3547708, 5321562, 7095416, 10643124, 21286248]

約数ペア:

[(1, 21286248), (2, 10643124), (3, 7095416), (4, 5321562), (6, 3547708), (8, 2660781), (12, 1773854), (24, 886927), (37, 575304), (74, 287652), (111, 191768), (148, 143826), (222, 95884), (296, 71913), (444, 47942), (888, 23971)]