21950458376

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{421}}^1\times {\mathrm{1597}}^1$

素因数の和:2095

約数の個数: 128

約数和(自身を含む): 52437922560

約数和(自身を除く): 30487464184

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 53, 56, 77, 88, 106, 154, 212, 308, 371, 421, 424, 583, 616, 742, 842, 1166, 1484, 1597, 1684, 2332, 2947, 2968, 3194, 3368, 4081, 4631, 4664, 5894, 6388, 8162, 9262, 11179, 11788, 12776, 16324, 17567, 18524, 22313, 22358, 23576, 32417, 32648, 35134, 37048, 44626, 44716, 64834, 70268, 84641, 89252, 89432, 122969, 129668, 140536, 156191, 169282, 178504, 245443, 245938, 259336, 312382, 338564, 490886, 491876, 592487, 624764, 672337, 677128, 931051, 981772, 983752, 1184974, 1249528, 1344674, 1718101, 1862102, 1963544, 2369948, 2689348, 3436202, 3724204, 4706359, 4739896, 5378696, 6517357, 6872404, 7395707, 7448408, 9412718, 13034714, 13744808, 14791414, 18825436, 26069428, 29582828, 35633861, 37650872, 51769949, 52138856, 59165656, 71267722, 103539898, 142535444, 207079796, 249437027, 285070888, 391972471, 414159592, 498874054, 783944942, 997748108, 1567889884, 1995496216, 2743807297, 3135779768, 5487614594, 10975229188, 21950458376]

約数ペア:

[(1, 21950458376), (2, 10975229188), (4, 5487614594), (7, 3135779768), (8, 2743807297), (11, 1995496216), (14, 1567889884), (22, 997748108), (28, 783944942), (44, 498874054), (53, 414159592), (56, 391972471), (77, 285070888), (88, 249437027), (106, 207079796), (154, 142535444), (212, 103539898), (308, 71267722), (371, 59165656), (421, 52138856), (424, 51769949), (583, 37650872), (616, 35633861), (742, 29582828), (842, 26069428), (1166, 18825436), (1484, 14791414), (1597, 13744808), (1684, 13034714), (2332, 9412718), (2947, 7448408), (2968, 7395707), (3194, 6872404), (3368, 6517357), (4081, 5378696), (4631, 4739896), (4664, 4706359), (5894, 3724204), (6388, 3436202), (8162, 2689348), (9262, 2369948), (11179, 1963544), (11788, 1862102), (12776, 1718101), (16324, 1344674), (17567, 1249528), (18524, 1184974), (22313, 983752), (22358, 981772), (23576, 931051), (32417, 677128), (32648, 672337), (35134, 624764), (37048, 592487), (44626, 491876), (44716, 490886), (64834, 338564), (70268, 312382), (84641, 259336), (89252, 245938), (89432, 245443), (122969, 178504), (129668, 169282), (140536, 156191)]