21608718.000000000

素因数分解:

$2^6\times 3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:287

約数の個数: 168

約数和(自身を含む): 353049840

約数和(自身を除く): 238783536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 53, 57, 64, 72, 76, 96, 106, 114, 144, 152, 159, 171, 192, 197, 212, 228, 288, 304, 318, 342, 394, 424, 456, 477, 576, 591, 608, 636, 684, 788, 848, 912, 954, 1007, 1182, 1216, 1272, 1368, 1576, 1696, 1773, 1824, 1908, 2014, 2364, 2544, 2736, 3021, 3152, 3392, 3546, 3648, 3743, 3816, 4028, 4728, 5088, 5472, 6042, 6304, 7092, 7486, 7632, 8056, 9063, 9456, 10176, 10441, 10944, 11229, 12084, 12608, 14184, 14972, 15264, 16112, 18126, 18912, 20882, 22458, 24168, 28368, 29944, 30528, 31323, 32224, 33687, 36252, 37824, 41764, 44916, 48336, 56736, 59888, 62646, 64448, 67374, 72504, 83528, 89832, 93969, 96672, 113472, 119776, 125292, 134748, 145008, 167056, 179664, 187938, 193344, 198379, 239552, 250584, 269496, 290016, 334112, 359328, 375876, 396758, 501168, 538992, 580032, 595137, 668224, 718656, 751752, 793516, 1002336, 1077984, 1190274, 1503504, 1587032, 1785411, 2004672, 2155968, 2380548, 3007008, 3174064, 3570822, 4761096, 6014016, 6348128, 7141644, 9522192, 12696256, 14283288, 19044384, 28566576, 38088768, 57133152, 114266304]

約数ペア:

[(1, 114266304), (2, 57133152), (3, 38088768), (4, 28566576), (6, 19044384), (8, 14283288), (9, 12696256), (12, 9522192), (16, 7141644), (18, 6348128), (19, 6014016), (24, 4761096), (32, 3570822), (36, 3174064), (38, 3007008), (48, 2380548), (53, 2155968), (57, 2004672), (64, 1785411), (72, 1587032), (76, 1503504), (96, 1190274), (106, 1077984), (114, 1002336), (144, 793516), (152, 751752), (159, 718656), (171, 668224), (192, 595137), (197, 580032), (212, 538992), (228, 501168), (288, 396758), (304, 375876), (318, 359328), (342, 334112), (394, 290016), (424, 269496), (456, 250584), (477, 239552), (576, 198379), (591, 193344), (608, 187938), (636, 179664), (684, 167056), (788, 145008), (848, 134748), (912, 125292), (954, 119776), (1007, 113472), (1182, 96672), (1216, 93969), (1272, 89832), (1368, 83528), (1576, 72504), (1696, 67374), (1773, 64448), (1824, 62646), (1908, 59888), (2014, 56736), (2364, 48336), (2544, 44916), (2736, 41764), (3021, 37824), (3152, 36252), (3392, 33687), (3546, 32224), (3648, 31323), (3743, 30528), (3816, 29944), (4028, 28368), (4728, 24168), (5088, 22458), (5472, 20882), (6042, 18912), (6304, 18126), (7092, 16112), (7486, 15264), (7632, 14972), (8056, 14184), (9063, 12608), (9456, 12084), (10176, 11229), (10441, 10944)]