21230442

素因数分解:

$2^1\times 3^2\times {\mathrm{59}}^1\times {\mathrm{19991}}^1$

素因数の和:20058

約数の個数: 24

約数和(自身を含む): 46781280

約数和(自身を除く): 25550838

約数列:

[1, 2, 3, 6, 9, 18, 59, 118, 177, 354, 531, 1062, 19991, 39982, 59973, 119946, 179919, 359838, 1179469, 2358938, 3538407, 7076814, 10615221, 21230442]

約数ペア:

[(1, 21230442), (2, 10615221), (3, 7076814), (6, 3538407), (9, 2358938), (18, 1179469), (59, 359838), (118, 179919), (177, 119946), (354, 59973), (531, 39982), (1062, 19991)]