21779074

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{10501}}^1$

素因数の和:10581

約数の個数: 16

約数和(自身を含む): 35160696

約数和(自身を除く): 13381622

約数列:

[1, 2, 17, 34, 61, 122, 1037, 2074, 10501, 21002, 178517, 357034, 640561, 1281122, 10889537, 21779074]

約数ペア:

[(1, 21779074), (2, 10889537), (17, 1281122), (34, 640561), (61, 357034), (122, 178517), (1037, 21002), (2074, 10501)]