21501876

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1$

素因数の和:225

約数の個数: 96

約数和(自身を含む): 58423680

約数和(自身を除く): 36921804

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 29, 33, 41, 44, 58, 66, 82, 87, 116, 123, 132, 137, 164, 174, 246, 274, 319, 348, 411, 451, 492, 548, 638, 822, 902, 957, 1189, 1276, 1353, 1507, 1644, 1804, 1914, 2378, 2706, 3014, 3567, 3828, 3973, 4521, 4756, 5412, 5617, 6028, 7134, 7946, 9042, 11234, 11919, 13079, 14268, 15892, 16851, 18084, 22468, 23838, 26158, 33702, 39237, 43703, 47676, 52316, 61787, 67404, 78474, 87406, 123574, 131109, 156948, 162893, 174812, 185361, 247148, 262218, 325786, 370722, 488679, 524436, 651572, 741444, 977358, 1791823, 1954716, 3583646, 5375469, 7167292, 10750938, 21501876]

約数ペア:

[(1, 21501876), (2, 10750938), (3, 7167292), (4, 5375469), (6, 3583646), (11, 1954716), (12, 1791823), (22, 977358), (29, 741444), (33, 651572), (41, 524436), (44, 488679), (58, 370722), (66, 325786), (82, 262218), (87, 247148), (116, 185361), (123, 174812), (132, 162893), (137, 156948), (164, 131109), (174, 123574), (246, 87406), (274, 78474), (319, 67404), (348, 61787), (411, 52316), (451, 47676), (492, 43703), (548, 39237), (638, 33702), (822, 26158), (902, 23838), (957, 22468), (1189, 18084), (1276, 16851), (1353, 15892), (1507, 14268), (1644, 13079), (1804, 11919), (1914, 11234), (2378, 9042), (2706, 7946), (3014, 7134), (3567, 6028), (3828, 5617), (3973, 5412), (4521, 4756)]