21857544

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:299

約数の個数: 96

約数和(自身を含む): 63011520

約数和(自身を除く): 41153976

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 67, 69, 72, 92, 134, 138, 184, 197, 201, 207, 268, 276, 394, 402, 414, 536, 552, 591, 603, 788, 804, 828, 1182, 1206, 1541, 1576, 1608, 1656, 1773, 2364, 2412, 3082, 3546, 4531, 4623, 4728, 4824, 6164, 7092, 9062, 9246, 12328, 13199, 13593, 13869, 14184, 18124, 18492, 26398, 27186, 27738, 36248, 36984, 39597, 40779, 52796, 54372, 55476, 79194, 81558, 105592, 108744, 110952, 118791, 158388, 163116, 237582, 303577, 316776, 326232, 475164, 607154, 910731, 950328, 1214308, 1821462, 2428616, 2732193, 3642924, 5464386, 7285848, 10928772, 21857544]

約数ペア:

[(1, 21857544), (2, 10928772), (3, 7285848), (4, 5464386), (6, 3642924), (8, 2732193), (9, 2428616), (12, 1821462), (18, 1214308), (23, 950328), (24, 910731), (36, 607154), (46, 475164), (67, 326232), (69, 316776), (72, 303577), (92, 237582), (134, 163116), (138, 158388), (184, 118791), (197, 110952), (201, 108744), (207, 105592), (268, 81558), (276, 79194), (394, 55476), (402, 54372), (414, 52796), (536, 40779), (552, 39597), (591, 36984), (603, 36248), (788, 27738), (804, 27186), (828, 26398), (1182, 18492), (1206, 18124), (1541, 14184), (1576, 13869), (1608, 13593), (1656, 13199), (1773, 12328), (2364, 9246), (2412, 9062), (3082, 7092), (3546, 6164), (4531, 4824), (4623, 4728)]