21312074536

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{389}}^1\times {\mathrm{167033}}^1$

素因数の和:167469

約数の個数: 32

約数和(自身を含む): 41040253800

約数和(自身を除く): 19728179264

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 389, 778, 1556, 3112, 15949, 31898, 63796, 127592, 167033, 334066, 668132, 1336264, 6848353, 13696706, 27393412, 54786824, 64975837, 129951674, 259903348, 519806696, 2664009317, 5328018634, 10656037268, 21312074536]

約数ペア:

[(1, 21312074536), (2, 10656037268), (4, 5328018634), (8, 2664009317), (41, 519806696), (82, 259903348), (164, 129951674), (328, 64975837), (389, 54786824), (778, 27393412), (1556, 13696706), (3112, 6848353), (15949, 1336264), (31898, 668132), (63796, 334066), (127592, 167033)]