21422115

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3329}}^1$

素因数の和:3364

約数の個数: 48

約数和(自身を含む): 43636320

約数和(自身を除く): 22214205

約数列:

[1, 3, 5, 9, 11, 13, 15, 33, 39, 45, 55, 65, 99, 117, 143, 165, 195, 429, 495, 585, 715, 1287, 2145, 3329, 6435, 9987, 16645, 29961, 36619, 43277, 49935, 109857, 129831, 149805, 183095, 216385, 329571, 389493, 476047, 549285, 649155, 1428141, 1647855, 1947465, 2380235, 4284423, 7140705, 21422115]

約数ペア:

[(1, 21422115), (3, 7140705), (5, 4284423), (9, 2380235), (11, 1947465), (13, 1647855), (15, 1428141), (33, 649155), (39, 549285), (45, 476047), (55, 389493), (65, 329571), (99, 216385), (117, 183095), (143, 149805), (165, 129831), (195, 109857), (429, 49935), (495, 43277), (585, 36619), (715, 29961), (1287, 16645), (2145, 9987), (3329, 6435)]