21839174

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1$

素因数の和:380

約数の個数: 32

約数和(自身を含む): 38486016

約数和(自身を除く): 16646842

約数列:

[1, 2, 7, 14, 71, 127, 142, 173, 254, 346, 497, 889, 994, 1211, 1778, 2422, 9017, 12283, 18034, 21971, 24566, 43942, 63119, 85981, 126238, 153797, 171962, 307594, 1559941, 3119882, 10919587, 21839174]

約数ペア:

[(1, 21839174), (2, 10919587), (7, 3119882), (14, 1559941), (71, 307594), (127, 171962), (142, 153797), (173, 126238), (254, 85981), (346, 63119), (497, 43942), (889, 24566), (994, 21971), (1211, 18034), (1778, 12283), (2422, 9017)]