21769488

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{401}}^1$

素因数の和:457

約数の個数: 120

約数和(自身を含む): 68042520

約数和(自身を除く): 46273032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 29, 36, 39, 48, 52, 58, 72, 78, 87, 104, 116, 117, 144, 156, 174, 208, 232, 234, 261, 312, 348, 377, 401, 464, 468, 522, 624, 696, 754, 802, 936, 1044, 1131, 1203, 1392, 1508, 1604, 1872, 2088, 2262, 2406, 3016, 3208, 3393, 3609, 4176, 4524, 4812, 5213, 6032, 6416, 6786, 7218, 9048, 9624, 10426, 11629, 13572, 14436, 15639, 18096, 19248, 20852, 23258, 27144, 28872, 31278, 34887, 41704, 46516, 46917, 54288, 57744, 62556, 69774, 83408, 93032, 93834, 104661, 125112, 139548, 151177, 186064, 187668, 209322, 250224, 279096, 302354, 375336, 418644, 453531, 558192, 604708, 750672, 837288, 907062, 1209416, 1360593, 1674576, 1814124, 2418832, 2721186, 3628248, 5442372, 7256496, 10884744, 21769488]

約数ペア:

[(1, 21769488), (2, 10884744), (3, 7256496), (4, 5442372), (6, 3628248), (8, 2721186), (9, 2418832), (12, 1814124), (13, 1674576), (16, 1360593), (18, 1209416), (24, 907062), (26, 837288), (29, 750672), (36, 604708), (39, 558192), (48, 453531), (52, 418644), (58, 375336), (72, 302354), (78, 279096), (87, 250224), (104, 209322), (116, 187668), (117, 186064), (144, 151177), (156, 139548), (174, 125112), (208, 104661), (232, 93834), (234, 93032), (261, 83408), (312, 69774), (348, 62556), (377, 57744), (401, 54288), (464, 46917), (468, 46516), (522, 41704), (624, 34887), (696, 31278), (754, 28872), (802, 27144), (936, 23258), (1044, 20852), (1131, 19248), (1203, 18096), (1392, 15639), (1508, 14436), (1604, 13572), (1872, 11629), (2088, 10426), (2262, 9624), (2406, 9048), (3016, 7218), (3208, 6786), (3393, 6416), (3609, 6032), (4176, 5213), (4524, 4812)]