21369634

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{74719}}^1$

素因数の和:74745

約数の個数: 16

約数和(自身を含む): 37658880

約数和(自身を除く): 16289246

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 74719, 149438, 821909, 971347, 1643818, 1942694, 10684817, 21369634]

約数ペア:

[(1, 21369634), (2, 10684817), (11, 1942694), (13, 1643818), (22, 971347), (26, 821909), (143, 149438), (286, 74719)]