21112986

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1709}}^1$

素因数の和:1814

約数の個数: 32

約数和(自身を含む): 44323200

約数和(自身を除く): 23210214

約数列:

[1, 2, 3, 6, 29, 58, 71, 87, 142, 174, 213, 426, 1709, 2059, 3418, 4118, 5127, 6177, 10254, 12354, 49561, 99122, 121339, 148683, 242678, 297366, 364017, 728034, 3518831, 7037662, 10556493, 21112986]

約数ペア:

[(1, 21112986), (2, 10556493), (3, 7037662), (6, 3518831), (29, 728034), (58, 364017), (71, 297366), (87, 242678), (142, 148683), (174, 121339), (213, 99122), (426, 49561), (1709, 12354), (2059, 10254), (3418, 6177), (4118, 5127)]