21847860

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{40459}}^1$

素因数の和:40477

約数の個数: 48

約数和(自身を含む): 67972800

約数和(自身を除く): 46124940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 40459, 80918, 121377, 161836, 202295, 242754, 364131, 404590, 485508, 606885, 728262, 809180, 1092393, 1213770, 1456524, 1820655, 2184786, 2427540, 3641310, 4369572, 5461965, 7282620, 10923930, 21847860]

約数ペア:

[(1, 21847860), (2, 10923930), (3, 7282620), (4, 5461965), (5, 4369572), (6, 3641310), (9, 2427540), (10, 2184786), (12, 1820655), (15, 1456524), (18, 1213770), (20, 1092393), (27, 809180), (30, 728262), (36, 606885), (45, 485508), (54, 404590), (60, 364131), (90, 242754), (108, 202295), (135, 161836), (180, 121377), (270, 80918), (540, 40459)]