21303282

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3547}}^1$

素因数の和:3583

約数の個数: 64

約数和(自身を含む): 57222144

約数和(自身を除く): 35918862

約数列:

[1, 2, 3, 6, 7, 11, 13, 14, 21, 22, 26, 33, 39, 42, 66, 77, 78, 91, 143, 154, 182, 231, 273, 286, 429, 462, 546, 858, 1001, 2002, 3003, 3547, 6006, 7094, 10641, 21282, 24829, 39017, 46111, 49658, 74487, 78034, 92222, 117051, 138333, 148974, 234102, 273119, 276666, 322777, 507221, 546238, 645554, 819357, 968331, 1014442, 1521663, 1638714, 1936662, 3043326, 3550547, 7101094, 10651641, 21303282]

約数ペア:

[(1, 21303282), (2, 10651641), (3, 7101094), (6, 3550547), (7, 3043326), (11, 1936662), (13, 1638714), (14, 1521663), (21, 1014442), (22, 968331), (26, 819357), (33, 645554), (39, 546238), (42, 507221), (66, 322777), (77, 276666), (78, 273119), (91, 234102), (143, 148974), (154, 138333), (182, 117051), (231, 92222), (273, 78034), (286, 74487), (429, 49658), (462, 46111), (546, 39017), (858, 24829), (1001, 21282), (2002, 10641), (3003, 7094), (3547, 6006)]