21898620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{379}}^1$

素因数の和:504

約数の個数: 96

約数和(自身を含む): 68947200

約数和(自身を除く): 47048580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 107, 108, 135, 180, 214, 270, 321, 379, 428, 535, 540, 642, 758, 963, 1070, 1137, 1284, 1516, 1605, 1895, 1926, 2140, 2274, 2889, 3210, 3411, 3790, 3852, 4548, 4815, 5685, 5778, 6420, 6822, 7580, 9630, 10233, 11370, 11556, 13644, 14445, 17055, 19260, 20466, 22740, 28890, 34110, 40553, 40932, 51165, 57780, 68220, 81106, 102330, 121659, 162212, 202765, 204660, 243318, 364977, 405530, 486636, 608295, 729954, 811060, 1094931, 1216590, 1459908, 1824885, 2189862, 2433180, 3649770, 4379724, 5474655, 7299540, 10949310, 21898620]

約数ペア:

[(1, 21898620), (2, 10949310), (3, 7299540), (4, 5474655), (5, 4379724), (6, 3649770), (9, 2433180), (10, 2189862), (12, 1824885), (15, 1459908), (18, 1216590), (20, 1094931), (27, 811060), (30, 729954), (36, 608295), (45, 486636), (54, 405530), (60, 364977), (90, 243318), (107, 204660), (108, 202765), (135, 162212), (180, 121659), (214, 102330), (270, 81106), (321, 68220), (379, 57780), (428, 51165), (535, 40932), (540, 40553), (642, 34110), (758, 28890), (963, 22740), (1070, 20466), (1137, 19260), (1284, 17055), (1516, 14445), (1605, 13644), (1895, 11556), (1926, 11370), (2140, 10233), (2274, 9630), (2889, 7580), (3210, 6822), (3411, 6420), (3790, 5778), (3852, 5685), (4548, 4815)]