21290147338

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1\times {\mathrm{601}}^1\times {\mathrm{1117}}^1$

素因数の和:1978

約数の個数: 32

約数和(自身を含む): 32539944528

約数和(自身を除く): 11249797190

約数列:

[1, 2, 101, 157, 202, 314, 601, 1117, 1202, 2234, 15857, 31714, 60701, 94357, 112817, 121402, 175369, 188714, 225634, 350738, 671317, 1342634, 9530057, 17712269, 19060114, 35424538, 67803017, 105396769, 135606034, 210793538, 10645073669, 21290147338]

約数ペア:

[(1, 21290147338), (2, 10645073669), (101, 210793538), (157, 135606034), (202, 105396769), (314, 67803017), (601, 35424538), (1117, 19060114), (1202, 17712269), (2234, 9530057), (15857, 1342634), (31714, 671317), (60701, 350738), (94357, 225634), (112817, 188714), (121402, 175369)]