21837375

素因数分解:

$3^2\times 5^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:134

約数の個数: 96

約数和(自身を含む): 46725120

約数和(自身を除く): 24887745

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 47, 59, 63, 75, 105, 125, 141, 175, 177, 225, 235, 295, 315, 329, 375, 413, 423, 525, 531, 705, 875, 885, 987, 1125, 1175, 1239, 1475, 1575, 1645, 2065, 2115, 2625, 2655, 2773, 2961, 3525, 3717, 4425, 4935, 5875, 6195, 7375, 7875, 8225, 8319, 10325, 10575, 13275, 13865, 14805, 17625, 18585, 19411, 22125, 24675, 24957, 30975, 41125, 41595, 51625, 52875, 58233, 66375, 69325, 74025, 92925, 97055, 123375, 124785, 154875, 174699, 207975, 291165, 346625, 370125, 464625, 485275, 623925, 873495, 1039875, 1455825, 2426375, 3119625, 4367475, 7279125, 21837375]

約数ペア:

[(1, 21837375), (3, 7279125), (5, 4367475), (7, 3119625), (9, 2426375), (15, 1455825), (21, 1039875), (25, 873495), (35, 623925), (45, 485275), (47, 464625), (59, 370125), (63, 346625), (75, 291165), (105, 207975), (125, 174699), (141, 154875), (175, 124785), (177, 123375), (225, 97055), (235, 92925), (295, 74025), (315, 69325), (329, 66375), (375, 58233), (413, 52875), (423, 51625), (525, 41595), (531, 41125), (705, 30975), (875, 24957), (885, 24675), (987, 22125), (1125, 19411), (1175, 18585), (1239, 17625), (1475, 14805), (1575, 13865), (1645, 13275), (2065, 10575), (2115, 10325), (2625, 8319), (2655, 8225), (2773, 7875), (2961, 7375), (3525, 6195), (3717, 5875), (4425, 4935)]