21240288

素因数分解:

$2^5\times 3^2\times {\mathrm{73751}}^1$

素因数の和:73767

約数の個数: 36

約数和(自身を含む): 60402888

約数和(自身を除く): 39162600

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 73751, 147502, 221253, 295004, 442506, 590008, 663759, 885012, 1180016, 1327518, 1770024, 2360032, 2655036, 3540048, 5310072, 7080096, 10620144, 21240288]

約数ペア:

[(1, 21240288), (2, 10620144), (3, 7080096), (4, 5310072), (6, 3540048), (8, 2655036), (9, 2360032), (12, 1770024), (16, 1327518), (18, 1180016), (24, 885012), (32, 663759), (36, 590008), (48, 442506), (72, 295004), (96, 221253), (144, 147502), (288, 73751)]