21144438

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{4093}}^1$

素因数の和:4149

約数の個数: 48

約数和(自身を含む): 53647776

約数和(自身を除く): 32503338

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 41, 42, 63, 82, 123, 126, 246, 287, 369, 574, 738, 861, 1722, 2583, 4093, 5166, 8186, 12279, 24558, 28651, 36837, 57302, 73674, 85953, 167813, 171906, 257859, 335626, 503439, 515718, 1006878, 1174691, 1510317, 2349382, 3020634, 3524073, 7048146, 10572219, 21144438]

約数ペア:

[(1, 21144438), (2, 10572219), (3, 7048146), (6, 3524073), (7, 3020634), (9, 2349382), (14, 1510317), (18, 1174691), (21, 1006878), (41, 515718), (42, 503439), (63, 335626), (82, 257859), (123, 171906), (126, 167813), (246, 85953), (287, 73674), (369, 57302), (574, 36837), (738, 28651), (861, 24558), (1722, 12279), (2583, 8186), (4093, 5166)]