21741900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{23}}^2\times {\mathrm{137}}^1$

素因数の和:200

約数の個数: 108

約数和(自身を含む): 66240552

約数和(自身を除く): 44498652

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 25, 30, 46, 50, 60, 69, 75, 92, 100, 115, 137, 138, 150, 230, 274, 276, 300, 345, 411, 460, 529, 548, 575, 685, 690, 822, 1058, 1150, 1370, 1380, 1587, 1644, 1725, 2055, 2116, 2300, 2645, 2740, 3151, 3174, 3425, 3450, 4110, 5290, 6302, 6348, 6850, 6900, 7935, 8220, 9453, 10275, 10580, 12604, 13225, 13700, 15755, 15870, 18906, 20550, 26450, 31510, 31740, 37812, 39675, 41100, 47265, 52900, 63020, 72473, 78775, 79350, 94530, 144946, 157550, 158700, 189060, 217419, 236325, 289892, 315100, 362365, 434838, 472650, 724730, 869676, 945300, 1087095, 1449460, 1811825, 2174190, 3623650, 4348380, 5435475, 7247300, 10870950, 21741900]

約数ペア:

[(1, 21741900), (2, 10870950), (3, 7247300), (4, 5435475), (5, 4348380), (6, 3623650), (10, 2174190), (12, 1811825), (15, 1449460), (20, 1087095), (23, 945300), (25, 869676), (30, 724730), (46, 472650), (50, 434838), (60, 362365), (69, 315100), (75, 289892), (92, 236325), (100, 217419), (115, 189060), (137, 158700), (138, 157550), (150, 144946), (230, 94530), (274, 79350), (276, 78775), (300, 72473), (345, 63020), (411, 52900), (460, 47265), (529, 41100), (548, 39675), (575, 37812), (685, 31740), (690, 31510), (822, 26450), (1058, 20550), (1150, 18906), (1370, 15870), (1380, 15755), (1587, 13700), (1644, 13225), (1725, 12604), (2055, 10580), (2116, 10275), (2300, 9453), (2645, 8220), (2740, 7935), (3151, 6900), (3174, 6850), (3425, 6348), (3450, 6302), (4110, 5290)]