21242304

素因数分解:

$2^6\times 3^3\times {\mathrm{19}}^1\times {\mathrm{647}}^1$

素因数の和:687

約数の個数: 112

約数和(自身を含む): 65836800

約数和(自身を除く): 44594496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 48, 54, 57, 64, 72, 76, 96, 108, 114, 144, 152, 171, 192, 216, 228, 288, 304, 342, 432, 456, 513, 576, 608, 647, 684, 864, 912, 1026, 1216, 1294, 1368, 1728, 1824, 1941, 2052, 2588, 2736, 3648, 3882, 4104, 5176, 5472, 5823, 7764, 8208, 10352, 10944, 11646, 12293, 15528, 16416, 17469, 20704, 23292, 24586, 31056, 32832, 34938, 36879, 41408, 46584, 49172, 62112, 69876, 73758, 93168, 98344, 110637, 124224, 139752, 147516, 186336, 196688, 221274, 279504, 295032, 331911, 372672, 393376, 442548, 559008, 590064, 663822, 786752, 885096, 1118016, 1180128, 1327644, 1770192, 2360256, 2655288, 3540384, 5310576, 7080768, 10621152, 21242304]

約数ペア:

[(1, 21242304), (2, 10621152), (3, 7080768), (4, 5310576), (6, 3540384), (8, 2655288), (9, 2360256), (12, 1770192), (16, 1327644), (18, 1180128), (19, 1118016), (24, 885096), (27, 786752), (32, 663822), (36, 590064), (38, 559008), (48, 442548), (54, 393376), (57, 372672), (64, 331911), (72, 295032), (76, 279504), (96, 221274), (108, 196688), (114, 186336), (144, 147516), (152, 139752), (171, 124224), (192, 110637), (216, 98344), (228, 93168), (288, 73758), (304, 69876), (342, 62112), (432, 49172), (456, 46584), (513, 41408), (576, 36879), (608, 34938), (647, 32832), (684, 31056), (864, 24586), (912, 23292), (1026, 20704), (1216, 17469), (1294, 16416), (1368, 15528), (1728, 12293), (1824, 11646), (1941, 10944), (2052, 10352), (2588, 8208), (2736, 7764), (3648, 5823), (3882, 5472), (4104, 5176)]