21667334

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1907}}^1$

素因数の和:1964

約数の個数: 32

約数和(自身を含む): 38465280

約数和(自身を除く): 16797946

約数列:

[1, 2, 13, 19, 23, 26, 38, 46, 247, 299, 437, 494, 598, 874, 1907, 3814, 5681, 11362, 24791, 36233, 43861, 49582, 72466, 87722, 471029, 570193, 833359, 942058, 1140386, 1666718, 10833667, 21667334]

約数ペア:

[(1, 21667334), (2, 10833667), (13, 1666718), (19, 1140386), (23, 942058), (26, 833359), (38, 570193), (46, 471029), (247, 87722), (299, 72466), (437, 49582), (494, 43861), (598, 36233), (874, 24791), (1907, 11362), (3814, 5681)]