21709488

素因数分解:

$2^4\times 3^1\times {\mathrm{47}}^1\times {\mathrm{9623}}^1$

素因数の和:9681

約数の個数: 40

約数和(自身を含む): 57282048

約数和(自身を除く): 35572560

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 47, 48, 94, 141, 188, 282, 376, 564, 752, 1128, 2256, 9623, 19246, 28869, 38492, 57738, 76984, 115476, 153968, 230952, 452281, 461904, 904562, 1356843, 1809124, 2713686, 3618248, 5427372, 7236496, 10854744, 21709488]

約数ペア:

[(1, 21709488), (2, 10854744), (3, 7236496), (4, 5427372), (6, 3618248), (8, 2713686), (12, 1809124), (16, 1356843), (24, 904562), (47, 461904), (48, 452281), (94, 230952), (141, 153968), (188, 115476), (282, 76984), (376, 57738), (564, 38492), (752, 28869), (1128, 19246), (2256, 9623)]