21379370

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6619}}^1$

素因数の和:6662

約数の個数: 32

約数和(自身を含む): 42897600

約数和(自身を除く): 21518230

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 646, 1615, 3230, 6619, 13238, 33095, 66190, 112523, 125761, 225046, 251522, 562615, 628805, 1125230, 1257610, 2137937, 4275874, 10689685, 21379370]

約数ペア:

[(1, 21379370), (2, 10689685), (5, 4275874), (10, 2137937), (17, 1257610), (19, 1125230), (34, 628805), (38, 562615), (85, 251522), (95, 225046), (170, 125761), (190, 112523), (323, 66190), (646, 33095), (1615, 13238), (3230, 6619)]