21650958

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1$

素因数の和:310

約数の個数: 96

約数和(自身を含む): 57987072

約数和(自身を除く): 36336114

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 31, 42, 46, 62, 63, 69, 93, 126, 138, 161, 186, 207, 217, 241, 279, 322, 414, 434, 482, 483, 558, 651, 713, 723, 966, 1302, 1426, 1446, 1449, 1687, 1953, 2139, 2169, 2898, 3374, 3906, 4278, 4338, 4991, 5061, 5543, 6417, 7471, 9982, 10122, 11086, 12834, 14942, 14973, 15183, 16629, 22413, 29946, 30366, 33258, 38801, 44826, 44919, 49887, 52297, 67239, 77602, 89838, 99774, 104594, 116403, 134478, 156891, 171833, 232806, 313782, 343666, 349209, 470673, 515499, 698418, 941346, 1030998, 1202831, 1546497, 2405662, 3092994, 3608493, 7216986, 10825479, 21650958]

約数ペア:

[(1, 21650958), (2, 10825479), (3, 7216986), (6, 3608493), (7, 3092994), (9, 2405662), (14, 1546497), (18, 1202831), (21, 1030998), (23, 941346), (31, 698418), (42, 515499), (46, 470673), (62, 349209), (63, 343666), (69, 313782), (93, 232806), (126, 171833), (138, 156891), (161, 134478), (186, 116403), (207, 104594), (217, 99774), (241, 89838), (279, 77602), (322, 67239), (414, 52297), (434, 49887), (482, 44919), (483, 44826), (558, 38801), (651, 33258), (713, 30366), (723, 29946), (966, 22413), (1302, 16629), (1426, 15183), (1446, 14973), (1449, 14942), (1687, 12834), (1953, 11086), (2139, 10122), (2169, 9982), (2898, 7471), (3374, 6417), (3906, 5543), (4278, 5061), (4338, 4991)]