21029289240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{727}}^1\times {\mathrm{241051}}^1$

素因数の和:241792

約数の個数: 64

約数和(自身を含む): 63174908160

約数和(自身を除く): 42145618920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 727, 1454, 2181, 2908, 3635, 4362, 5816, 7270, 8724, 10905, 14540, 17448, 21810, 29080, 43620, 87240, 241051, 482102, 723153, 964204, 1205255, 1446306, 1928408, 2410510, 2892612, 3615765, 4821020, 5785224, 7231530, 9642040, 14463060, 28926120, 175244077, 350488154, 525732231, 700976308, 876220385, 1051464462, 1401952616, 1752440770, 2102928924, 2628661155, 3504881540, 4205857848, 5257322310, 7009763080, 10514644620, 21029289240]

約数ペア:

[(1, 21029289240), (2, 10514644620), (3, 7009763080), (4, 5257322310), (5, 4205857848), (6, 3504881540), (8, 2628661155), (10, 2102928924), (12, 1752440770), (15, 1401952616), (20, 1051464462), (24, 876220385), (30, 700976308), (40, 525732231), (60, 350488154), (120, 175244077), (727, 28926120), (1454, 14463060), (2181, 9642040), (2908, 7231530), (3635, 5785224), (4362, 4821020), (5816, 3615765), (7270, 2892612), (8724, 2410510), (10905, 1928408), (14540, 1446306), (17448, 1205255), (21810, 964204), (29080, 723153), (43620, 482102), (87240, 241051)]