21496068

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2857}}^1$

素因数の和:2897

約数の個数: 72

約数和(自身を含む): 62418720

約数和(自身を除く): 40922652

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 33, 36, 38, 44, 57, 66, 76, 99, 114, 132, 171, 198, 209, 228, 342, 396, 418, 627, 684, 836, 1254, 1881, 2508, 2857, 3762, 5714, 7524, 8571, 11428, 17142, 25713, 31427, 34284, 51426, 54283, 62854, 94281, 102852, 108566, 125708, 162849, 188562, 217132, 282843, 325698, 377124, 488547, 565686, 597113, 651396, 977094, 1131372, 1194226, 1791339, 1954188, 2388452, 3582678, 5374017, 7165356, 10748034, 21496068]

約数ペア:

[(1, 21496068), (2, 10748034), (3, 7165356), (4, 5374017), (6, 3582678), (9, 2388452), (11, 1954188), (12, 1791339), (18, 1194226), (19, 1131372), (22, 977094), (33, 651396), (36, 597113), (38, 565686), (44, 488547), (57, 377124), (66, 325698), (76, 282843), (99, 217132), (114, 188562), (132, 162849), (171, 125708), (198, 108566), (209, 102852), (228, 94281), (342, 62854), (396, 54283), (418, 51426), (627, 34284), (684, 31427), (836, 25713), (1254, 17142), (1881, 11428), (2508, 8571), (2857, 7524), (3762, 5714)]