21374354

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:294

約数の個数: 32

約数和(自身を含む): 35143680

約数和(自身を除く): 13769326

約数列:

[1, 2, 19, 38, 43, 86, 103, 127, 206, 254, 817, 1634, 1957, 2413, 3914, 4429, 4826, 5461, 8858, 10922, 13081, 26162, 84151, 103759, 168302, 207518, 248539, 497078, 562483, 1124966, 10687177, 21374354]

約数ペア:

[(1, 21374354), (2, 10687177), (19, 1124966), (38, 562483), (43, 497078), (86, 248539), (103, 207518), (127, 168302), (206, 103759), (254, 84151), (817, 26162), (1634, 13081), (1957, 10922), (2413, 8858), (3914, 5461), (4429, 4826)]