21484190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23609}}^1$

素因数の和:23636

約数の個数: 32

約数和(自身を含む): 47597760

約数和(自身を除く): 26113570

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 23609, 47218, 118045, 165263, 236090, 306917, 330526, 613834, 826315, 1534585, 1652630, 2148419, 3069170, 4296838, 10742095, 21484190]

約数ペア:

[(1, 21484190), (2, 10742095), (5, 4296838), (7, 3069170), (10, 2148419), (13, 1652630), (14, 1534585), (26, 826315), (35, 613834), (65, 330526), (70, 306917), (91, 236090), (130, 165263), (182, 118045), (455, 47218), (910, 23609)]