21774555

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:110

約数の個数: 96

約数和(自身を含む): 44943360

約数和(自身を除く): 23168805

約数列:

[1, 3, 5, 9, 11, 15, 27, 31, 33, 43, 45, 55, 93, 99, 121, 129, 135, 155, 165, 215, 279, 297, 341, 363, 387, 465, 473, 495, 605, 645, 837, 1023, 1089, 1161, 1333, 1395, 1419, 1485, 1705, 1815, 1935, 2365, 3069, 3267, 3751, 3999, 4185, 4257, 5115, 5203, 5445, 5805, 6665, 7095, 9207, 11253, 11997, 12771, 14663, 15345, 15609, 16335, 18755, 19995, 21285, 26015, 33759, 35991, 43989, 46035, 46827, 56265, 59985, 63855, 73315, 78045, 101277, 131967, 140481, 161293, 168795, 179955, 219945, 234135, 395901, 483879, 506385, 659835, 702405, 806465, 1451637, 1979505, 2419395, 4354911, 7258185, 21774555]

約数ペア:

[(1, 21774555), (3, 7258185), (5, 4354911), (9, 2419395), (11, 1979505), (15, 1451637), (27, 806465), (31, 702405), (33, 659835), (43, 506385), (45, 483879), (55, 395901), (93, 234135), (99, 219945), (121, 179955), (129, 168795), (135, 161293), (155, 140481), (165, 131967), (215, 101277), (279, 78045), (297, 73315), (341, 63855), (363, 59985), (387, 56265), (465, 46827), (473, 46035), (495, 43989), (605, 35991), (645, 33759), (837, 26015), (1023, 21285), (1089, 19995), (1161, 18755), (1333, 16335), (1395, 15609), (1419, 15345), (1485, 14663), (1705, 12771), (1815, 11997), (1935, 11253), (2365, 9207), (3069, 7095), (3267, 6665), (3751, 5805), (3999, 5445), (4185, 5203), (4257, 5115)]