21451456922

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{5987}}^1\times {\mathrm{6917}}^1$

素因数の和:12950

約数の個数: 32

約数和(自身を含む): 37779585408

約数和(自身を除く): 16328128486

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 5987, 6917, 11974, 13834, 41909, 48419, 83818, 96838, 221519, 255929, 443038, 511858, 1550633, 1791503, 3101266, 3583006, 41412079, 82824158, 289884553, 579769106, 1532246923, 3064493846, 10725728461, 21451456922]

約数ペア:

[(1, 21451456922), (2, 10725728461), (7, 3064493846), (14, 1532246923), (37, 579769106), (74, 289884553), (259, 82824158), (518, 41412079), (5987, 3583006), (6917, 3101266), (11974, 1791503), (13834, 1550633), (41909, 511858), (48419, 443038), (83818, 255929), (96838, 221519)]