21188496

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3319}}^1$

素因数の和:3356

約数の個数: 80

約数和(自身を含む): 65868800

約数和(自身を除く): 44680304

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 38, 42, 48, 56, 57, 76, 84, 112, 114, 133, 152, 168, 228, 266, 304, 336, 399, 456, 532, 798, 912, 1064, 1596, 2128, 3192, 3319, 6384, 6638, 9957, 13276, 19914, 23233, 26552, 39828, 46466, 53104, 63061, 69699, 79656, 92932, 126122, 139398, 159312, 185864, 189183, 252244, 278796, 371728, 378366, 441427, 504488, 557592, 756732, 882854, 1008976, 1115184, 1324281, 1513464, 1765708, 2648562, 3026928, 3531416, 5297124, 7062832, 10594248, 21188496]

約数ペア:

[(1, 21188496), (2, 10594248), (3, 7062832), (4, 5297124), (6, 3531416), (7, 3026928), (8, 2648562), (12, 1765708), (14, 1513464), (16, 1324281), (19, 1115184), (21, 1008976), (24, 882854), (28, 756732), (38, 557592), (42, 504488), (48, 441427), (56, 378366), (57, 371728), (76, 278796), (84, 252244), (112, 189183), (114, 185864), (133, 159312), (152, 139398), (168, 126122), (228, 92932), (266, 79656), (304, 69699), (336, 63061), (399, 53104), (456, 46466), (532, 39828), (798, 26552), (912, 23233), (1064, 19914), (1596, 13276), (2128, 9957), (3192, 6638), (3319, 6384)]