21283510288

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2258437}}^1$

素因数の和:2258495

約数の個数: 40

約数和(自身を含む): 44807409920

約数和(自身を除く): 23523899632

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 152, 248, 304, 496, 589, 1178, 2356, 4712, 9424, 2258437, 4516874, 9033748, 18067496, 36134992, 42910303, 70011547, 85820606, 140023094, 171641212, 280046188, 343282424, 560092376, 686564848, 1120184752, 1330219393, 2660438786, 5320877572, 10641755144, 21283510288]

約数ペア:

[(1, 21283510288), (2, 10641755144), (4, 5320877572), (8, 2660438786), (16, 1330219393), (19, 1120184752), (31, 686564848), (38, 560092376), (62, 343282424), (76, 280046188), (124, 171641212), (152, 140023094), (248, 85820606), (304, 70011547), (496, 42910303), (589, 36134992), (1178, 18067496), (2356, 9033748), (4712, 4516874), (9424, 2258437)]