21966168

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2467}}^1$

素因数の和:2536

約数の個数: 64

約数和(自身を含む): 63970560

約数和(自身を除く): 42004392

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 53, 56, 84, 106, 159, 168, 212, 318, 371, 424, 636, 742, 1113, 1272, 1484, 2226, 2467, 2968, 4452, 4934, 7401, 8904, 9868, 14802, 17269, 19736, 29604, 34538, 51807, 59208, 69076, 103614, 130751, 138152, 207228, 261502, 392253, 414456, 523004, 784506, 915257, 1046008, 1569012, 1830514, 2745771, 3138024, 3661028, 5491542, 7322056, 10983084, 21966168]

約数ペア:

[(1, 21966168), (2, 10983084), (3, 7322056), (4, 5491542), (6, 3661028), (7, 3138024), (8, 2745771), (12, 1830514), (14, 1569012), (21, 1046008), (24, 915257), (28, 784506), (42, 523004), (53, 414456), (56, 392253), (84, 261502), (106, 207228), (159, 138152), (168, 130751), (212, 103614), (318, 69076), (371, 59208), (424, 51807), (636, 34538), (742, 29604), (1113, 19736), (1272, 17269), (1484, 14802), (2226, 9868), (2467, 8904), (2968, 7401), (4452, 4934)]