21520620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3623}}^1$

素因数の和:3652

約数の個数: 96

約数和(自身を含む): 73059840

約数和(自身を除く): 51539220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 90, 99, 108, 110, 132, 135, 165, 180, 198, 220, 270, 297, 330, 396, 495, 540, 594, 660, 990, 1188, 1485, 1980, 2970, 3623, 5940, 7246, 10869, 14492, 18115, 21738, 32607, 36230, 39853, 43476, 54345, 65214, 72460, 79706, 97821, 108690, 119559, 130428, 159412, 163035, 195642, 199265, 217380, 239118, 326070, 358677, 391284, 398530, 478236, 489105, 597795, 652140, 717354, 797060, 978210, 1076031, 1195590, 1434708, 1793385, 1956420, 2152062, 2391180, 3586770, 4304124, 5380155, 7173540, 10760310, 21520620]

約数ペア:

[(1, 21520620), (2, 10760310), (3, 7173540), (4, 5380155), (5, 4304124), (6, 3586770), (9, 2391180), (10, 2152062), (11, 1956420), (12, 1793385), (15, 1434708), (18, 1195590), (20, 1076031), (22, 978210), (27, 797060), (30, 717354), (33, 652140), (36, 597795), (44, 489105), (45, 478236), (54, 398530), (55, 391284), (60, 358677), (66, 326070), (90, 239118), (99, 217380), (108, 199265), (110, 195642), (132, 163035), (135, 159412), (165, 130428), (180, 119559), (198, 108690), (220, 97821), (270, 79706), (297, 72460), (330, 65214), (396, 54345), (495, 43476), (540, 39853), (594, 36230), (660, 32607), (990, 21738), (1188, 18115), (1485, 14492), (1980, 10869), (2970, 7246), (3623, 5940)]