21087792

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13313}}^1$

素因数の和:13338

約数の個数: 60

約数和(自身を含む): 64386504

約数和(自身を除く): 43298712

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 132, 144, 176, 198, 264, 396, 528, 792, 1584, 13313, 26626, 39939, 53252, 79878, 106504, 119817, 146443, 159756, 213008, 239634, 292886, 319512, 439329, 479268, 585772, 639024, 878658, 958536, 1171544, 1317987, 1757316, 1917072, 2343088, 2635974, 3514632, 5271948, 7029264, 10543896, 21087792]

約数ペア:

[(1, 21087792), (2, 10543896), (3, 7029264), (4, 5271948), (6, 3514632), (8, 2635974), (9, 2343088), (11, 1917072), (12, 1757316), (16, 1317987), (18, 1171544), (22, 958536), (24, 878658), (33, 639024), (36, 585772), (44, 479268), (48, 439329), (66, 319512), (72, 292886), (88, 239634), (99, 213008), (132, 159756), (144, 146443), (176, 119817), (198, 106504), (264, 79878), (396, 53252), (528, 39939), (792, 26626), (1584, 13313)]