21694476

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{25463}}^1$

素因数の和:25541

約数の個数: 24

約数和(自身を含む): 51335424

約数和(自身を除く): 29640948

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 426, 852, 25463, 50926, 76389, 101852, 152778, 305556, 1807873, 3615746, 5423619, 7231492, 10847238, 21694476]

約数ペア:

[(1, 21694476), (2, 10847238), (3, 7231492), (4, 5423619), (6, 3615746), (12, 1807873), (71, 305556), (142, 152778), (213, 101852), (284, 76389), (426, 50926), (852, 25463)]