21556634

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{281}}^1\times {\mathrm{317}}^1$

素因数の和:622

約数の個数: 24

約数和(自身を含む): 35780724

約数和(自身を除く): 14224090

約数列:

[1, 2, 11, 22, 121, 242, 281, 317, 562, 634, 3091, 3487, 6182, 6974, 34001, 38357, 68002, 76714, 89077, 178154, 979847, 1959694, 10778317, 21556634]

約数ペア:

[(1, 21556634), (2, 10778317), (11, 1959694), (22, 979847), (121, 178154), (242, 89077), (281, 76714), (317, 68002), (562, 38357), (634, 34001), (3091, 6974), (3487, 6182)]