21667142

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{29201}}^1$

素因数の和:29263

約数の個数: 16

約数和(自身を含む): 37845792

約数和(自身を除く): 16178650

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 29201, 58402, 204407, 408814, 1547653, 3095306, 10833571, 21667142]

約数ペア:

[(1, 21667142), (2, 10833571), (7, 3095306), (14, 1547653), (53, 408814), (106, 204407), (371, 58402), (742, 29201)]