21643500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:376

約数の個数: 96

約数和(自身を含む): 64576512

約数和(自身を除く): 42933012

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 47, 50, 60, 75, 94, 100, 125, 141, 150, 188, 235, 250, 282, 300, 307, 375, 470, 500, 564, 614, 705, 750, 921, 940, 1175, 1228, 1410, 1500, 1535, 1842, 2350, 2820, 3070, 3525, 3684, 4605, 4700, 5875, 6140, 7050, 7675, 9210, 11750, 14100, 14429, 15350, 17625, 18420, 23025, 23500, 28858, 30700, 35250, 38375, 43287, 46050, 57716, 70500, 72145, 76750, 86574, 92100, 115125, 144290, 153500, 173148, 216435, 230250, 288580, 360725, 432870, 460500, 721450, 865740, 1082175, 1442900, 1803625, 2164350, 3607250, 4328700, 5410875, 7214500, 10821750, 21643500]

約数ペア:

[(1, 21643500), (2, 10821750), (3, 7214500), (4, 5410875), (5, 4328700), (6, 3607250), (10, 2164350), (12, 1803625), (15, 1442900), (20, 1082175), (25, 865740), (30, 721450), (47, 460500), (50, 432870), (60, 360725), (75, 288580), (94, 230250), (100, 216435), (125, 173148), (141, 153500), (150, 144290), (188, 115125), (235, 92100), (250, 86574), (282, 76750), (300, 72145), (307, 70500), (375, 57716), (470, 46050), (500, 43287), (564, 38375), (614, 35250), (705, 30700), (750, 28858), (921, 23500), (940, 23025), (1175, 18420), (1228, 17625), (1410, 15350), (1500, 14429), (1535, 14100), (1842, 11750), (2350, 9210), (2820, 7675), (3070, 7050), (3525, 6140), (3684, 5875), (4605, 4700)]