21373464

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:193

約数の個数: 128

約数和(自身を含む): 65318400

約数和(自身を除く): 43944936

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 29, 41, 42, 56, 58, 82, 84, 87, 107, 116, 123, 164, 168, 174, 203, 214, 232, 246, 287, 321, 328, 348, 406, 428, 492, 574, 609, 642, 696, 749, 812, 856, 861, 984, 1148, 1189, 1218, 1284, 1498, 1624, 1722, 2247, 2296, 2378, 2436, 2568, 2996, 3103, 3444, 3567, 4387, 4494, 4756, 4872, 5992, 6206, 6888, 7134, 8323, 8774, 8988, 9309, 9512, 12412, 13161, 14268, 16646, 17548, 17976, 18618, 21721, 24824, 24969, 26322, 28536, 30709, 33292, 35096, 37236, 43442, 49938, 52644, 61418, 65163, 66584, 74472, 86884, 92127, 99876, 105288, 122836, 127223, 130326, 173768, 184254, 199752, 245672, 254446, 260652, 368508, 381669, 508892, 521304, 737016, 763338, 890561, 1017784, 1526676, 1781122, 2671683, 3053352, 3562244, 5343366, 7124488, 10686732, 21373464]

約数ペア:

[(1, 21373464), (2, 10686732), (3, 7124488), (4, 5343366), (6, 3562244), (7, 3053352), (8, 2671683), (12, 1781122), (14, 1526676), (21, 1017784), (24, 890561), (28, 763338), (29, 737016), (41, 521304), (42, 508892), (56, 381669), (58, 368508), (82, 260652), (84, 254446), (87, 245672), (107, 199752), (116, 184254), (123, 173768), (164, 130326), (168, 127223), (174, 122836), (203, 105288), (214, 99876), (232, 92127), (246, 86884), (287, 74472), (321, 66584), (328, 65163), (348, 61418), (406, 52644), (428, 49938), (492, 43442), (574, 37236), (609, 35096), (642, 33292), (696, 30709), (749, 28536), (812, 26322), (856, 24969), (861, 24824), (984, 21721), (1148, 18618), (1189, 17976), (1218, 17548), (1284, 16646), (1498, 14268), (1624, 13161), (1722, 12412), (2247, 9512), (2296, 9309), (2378, 8988), (2436, 8774), (2568, 8323), (2996, 7134), (3103, 6888), (3444, 6206), (3567, 5992), (4387, 4872), (4494, 4756)]