21311137342

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{4909}}^1\times {\mathrm{17939}}^1$

素因数の和:22872

約数の個数: 24

約数和(自身を含む): 35146074600

約数和(自身を除く): 13834937258

約数列:

[1, 2, 11, 22, 121, 242, 4909, 9818, 17939, 35878, 53999, 107998, 197329, 394658, 593989, 1187978, 2170619, 4341238, 88062551, 176125102, 968688061, 1937376122, 10655568671, 21311137342]

約数ペア:

[(1, 21311137342), (2, 10655568671), (11, 1937376122), (22, 968688061), (121, 176125102), (242, 88062551), (4909, 4341238), (9818, 2170619), (17939, 1187978), (35878, 593989), (53999, 394658), (107998, 197329)]