21786996

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:134

約数の個数: 192

約数和(自身を含む): 71608320

約数和(自身を除く): 49821324

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 17, 19, 21, 22, 28, 33, 34, 38, 42, 44, 51, 57, 66, 68, 73, 76, 77, 84, 102, 114, 119, 132, 133, 146, 154, 187, 204, 209, 219, 228, 231, 238, 266, 292, 308, 323, 357, 374, 399, 418, 438, 462, 476, 511, 532, 561, 627, 646, 714, 748, 798, 803, 836, 876, 924, 969, 1022, 1122, 1241, 1254, 1292, 1309, 1387, 1428, 1463, 1533, 1596, 1606, 1938, 2044, 2244, 2261, 2409, 2482, 2508, 2618, 2774, 2926, 3066, 3212, 3553, 3723, 3876, 3927, 4161, 4389, 4522, 4818, 4964, 5236, 5548, 5621, 5852, 6132, 6783, 7106, 7446, 7854, 8322, 8687, 8778, 9044, 9636, 9709, 10659, 11242, 13566, 13651, 14212, 14892, 15257, 15708, 16644, 16863, 17374, 17556, 19418, 21318, 22484, 23579, 24871, 26061, 27132, 27302, 29127, 30514, 33726, 34748, 38836, 40953, 42636, 45771, 47158, 49742, 52122, 54604, 58254, 61028, 67452, 70737, 74613, 81906, 91542, 94316, 95557, 99484, 104244, 106799, 116508, 141474, 149226, 163812, 165053, 183084, 191114, 213598, 259369, 282948, 286671, 298452, 320397, 330106, 382228, 427196, 495159, 518738, 573342, 640794, 660212, 778107, 990318, 1037476, 1146684, 1281588, 1556214, 1815583, 1980636, 3112428, 3631166, 5446749, 7262332, 10893498, 21786996]

約数ペア:

[(1, 21786996), (2, 10893498), (3, 7262332), (4, 5446749), (6, 3631166), (7, 3112428), (11, 1980636), (12, 1815583), (14, 1556214), (17, 1281588), (19, 1146684), (21, 1037476), (22, 990318), (28, 778107), (33, 660212), (34, 640794), (38, 573342), (42, 518738), (44, 495159), (51, 427196), (57, 382228), (66, 330106), (68, 320397), (73, 298452), (76, 286671), (77, 282948), (84, 259369), (102, 213598), (114, 191114), (119, 183084), (132, 165053), (133, 163812), (146, 149226), (154, 141474), (187, 116508), (204, 106799), (209, 104244), (219, 99484), (228, 95557), (231, 94316), (238, 91542), (266, 81906), (292, 74613), (308, 70737), (323, 67452), (357, 61028), (374, 58254), (399, 54604), (418, 52122), (438, 49742), (462, 47158), (476, 45771), (511, 42636), (532, 40953), (561, 38836), (627, 34748), (646, 33726), (714, 30514), (748, 29127), (798, 27302), (803, 27132), (836, 26061), (876, 24871), (924, 23579), (969, 22484), (1022, 21318), (1122, 19418), (1241, 17556), (1254, 17374), (1292, 16863), (1309, 16644), (1387, 15708), (1428, 15257), (1463, 14892), (1533, 14212), (1596, 13651), (1606, 13566), (1938, 11242), (2044, 10659), (2244, 9709), (2261, 9636), (2409, 9044), (2482, 8778), (2508, 8687), (2618, 8322), (2774, 7854), (2926, 7446), (3066, 7106), (3212, 6783), (3553, 6132), (3723, 5852), (3876, 5621), (3927, 5548), (4161, 5236), (4389, 4964), (4522, 4818)]