21674814

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{307}}^1$

素因数の和:401

約数の個数: 48

約数和(自身を含む): 50945664

約数和(自身を除く): 29270850

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 82, 123, 246, 287, 307, 574, 614, 861, 921, 1681, 1722, 1842, 2149, 3362, 4298, 5043, 6447, 10086, 11767, 12587, 12894, 23534, 25174, 35301, 37761, 70602, 75522, 88109, 176218, 264327, 516067, 528654, 1032134, 1548201, 3096402, 3612469, 7224938, 10837407, 21674814]

約数ペア:

[(1, 21674814), (2, 10837407), (3, 7224938), (6, 3612469), (7, 3096402), (14, 1548201), (21, 1032134), (41, 528654), (42, 516067), (82, 264327), (123, 176218), (246, 88109), (287, 75522), (307, 70602), (574, 37761), (614, 35301), (861, 25174), (921, 23534), (1681, 12894), (1722, 12587), (1842, 11767), (2149, 10086), (3362, 6447), (4298, 5043)]