21283314648

素因数分解:

$2^3\times 3^1\times {\mathrm{1217}}^1\times {\mathrm{728681}}^1$

素因数の和:729907

約数の個数: 32

約数和(自身を含む): 53252080560

約数和(自身を除く): 31968765912

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 1217, 2434, 3651, 4868, 7302, 9736, 14604, 29208, 728681, 1457362, 2186043, 2914724, 4372086, 5829448, 8744172, 17488344, 886804777, 1773609554, 2660414331, 3547219108, 5320828662, 7094438216, 10641657324, 21283314648]

約数ペア:

[(1, 21283314648), (2, 10641657324), (3, 7094438216), (4, 5320828662), (6, 3547219108), (8, 2660414331), (12, 1773609554), (24, 886804777), (1217, 17488344), (2434, 8744172), (3651, 5829448), (4868, 4372086), (7302, 2914724), (9736, 2186043), (14604, 1457362), (29208, 728681)]