21637156932

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{1549}}^1\times {\mathrm{7321}}^1$

素因数の和:8933

約数の個数: 72

約数和(自身を含む): 55769477400

約数和(自身を除く): 34132320468

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 318, 477, 636, 954, 1549, 1908, 3098, 4647, 6196, 7321, 9294, 13941, 14642, 18588, 21963, 27882, 29284, 43926, 55764, 65889, 82097, 87852, 131778, 164194, 246291, 263556, 328388, 388013, 492582, 738873, 776026, 985164, 1164039, 1477746, 1552052, 2328078, 2955492, 3492117, 4656156, 6984234, 11340229, 13968468, 22680458, 34020687, 45360916, 68041374, 102062061, 136082748, 204124122, 408248244, 601032137, 1202064274, 1803096411, 2404128548, 3606192822, 5409289233, 7212385644, 10818578466, 21637156932]

約数ペア:

[(1, 21637156932), (2, 10818578466), (3, 7212385644), (4, 5409289233), (6, 3606192822), (9, 2404128548), (12, 1803096411), (18, 1202064274), (36, 601032137), (53, 408248244), (106, 204124122), (159, 136082748), (212, 102062061), (318, 68041374), (477, 45360916), (636, 34020687), (954, 22680458), (1549, 13968468), (1908, 11340229), (3098, 6984234), (4647, 4656156), (6196, 3492117), (7321, 2955492), (9294, 2328078), (13941, 1552052), (14642, 1477746), (18588, 1164039), (21963, 985164), (27882, 776026), (29284, 738873), (43926, 492582), (55764, 388013), (65889, 328388), (82097, 263556), (87852, 246291), (131778, 164194)]