21834738

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 51148800

約数和(自身を除く): 29314062

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 73, 87, 146, 174, 191, 219, 261, 382, 438, 522, 573, 657, 783, 1146, 1314, 1566, 1719, 1971, 2117, 3438, 3942, 4234, 5157, 5539, 6351, 10314, 11078, 12702, 13943, 16617, 19053, 27886, 33234, 38106, 41829, 49851, 57159, 83658, 99702, 114318, 125487, 149553, 250974, 299106, 376461, 404347, 752922, 808694, 1213041, 2426082, 3639123, 7278246, 10917369, 21834738]

約数ペア:

[(1, 21834738), (2, 10917369), (3, 7278246), (6, 3639123), (9, 2426082), (18, 1213041), (27, 808694), (29, 752922), (54, 404347), (58, 376461), (73, 299106), (87, 250974), (146, 149553), (174, 125487), (191, 114318), (219, 99702), (261, 83658), (382, 57159), (438, 49851), (522, 41829), (573, 38106), (657, 33234), (783, 27886), (1146, 19053), (1314, 16617), (1566, 13943), (1719, 12702), (1971, 11078), (2117, 10314), (3438, 6351), (3942, 5539), (4234, 5157)]