21176951

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1321}}^1$

素因数の和:1402

約数の個数: 16

約数和(自身を含む): 23986368

約数和(自身を除く): 2809417

約数列:

[1, 17, 23, 41, 391, 697, 943, 1321, 16031, 22457, 30383, 54161, 516511, 920737, 1245703, 21176951]

約数ペア:

[(1, 21176951), (17, 1245703), (23, 920737), (41, 516511), (391, 54161), (697, 30383), (943, 22457), (1321, 16031)]