21715693074

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{7901}}^1$

素因数の和:8072

約数の個数: 96

約数和(自身を含む): 49791703104

約数和(自身を除く): 28076010030

約数列:

[1, 2, 3, 6, 9, 18, 43, 53, 67, 86, 106, 129, 134, 159, 201, 258, 318, 387, 402, 477, 603, 774, 954, 1206, 2279, 2881, 3551, 4558, 5762, 6837, 7102, 7901, 8643, 10653, 13674, 15802, 17286, 20511, 21306, 23703, 25929, 31959, 41022, 47406, 51858, 63918, 71109, 142218, 152693, 305386, 339743, 418753, 458079, 529367, 679486, 837506, 916158, 1019229, 1058734, 1256259, 1374237, 1588101, 2038458, 2512518, 2748474, 3057687, 3176202, 3768777, 4764303, 6115374, 7537554, 9528606, 18006379, 22762781, 28056451, 36012758, 45525562, 54019137, 56112902, 68288343, 84169353, 108038274, 136576686, 162057411, 168338706, 204865029, 252508059, 324114822, 409730058, 505016118, 1206427393, 2412854786, 3619282179, 7238564358, 10857846537, 21715693074]

約数ペア:

[(1, 21715693074), (2, 10857846537), (3, 7238564358), (6, 3619282179), (9, 2412854786), (18, 1206427393), (43, 505016118), (53, 409730058), (67, 324114822), (86, 252508059), (106, 204865029), (129, 168338706), (134, 162057411), (159, 136576686), (201, 108038274), (258, 84169353), (318, 68288343), (387, 56112902), (402, 54019137), (477, 45525562), (603, 36012758), (774, 28056451), (954, 22762781), (1206, 18006379), (2279, 9528606), (2881, 7537554), (3551, 6115374), (4558, 4764303), (5762, 3768777), (6837, 3176202), (7102, 3057687), (7901, 2748474), (8643, 2512518), (10653, 2038458), (13674, 1588101), (15802, 1374237), (17286, 1256259), (20511, 1058734), (21306, 1019229), (23703, 916158), (25929, 837506), (31959, 679486), (41022, 529367), (47406, 458079), (51858, 418753), (63918, 339743), (71109, 305386), (142218, 152693)]