21729702922

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1\times {\mathrm{409}}^1\times {\mathrm{857}}^1$

素因数の和:1630

約数の個数: 32

約数和(自身を含む): 33095462400

約数和(自身を除く): 11365759478

約数列:

[1, 2, 139, 223, 278, 409, 446, 818, 857, 1714, 30997, 56851, 61994, 91207, 113702, 119123, 182414, 191111, 238246, 350513, 382222, 701026, 12677773, 25355546, 26564429, 48721307, 53128858, 78164399, 97442614, 156328798, 10864851461, 21729702922]

約数ペア:

[(1, 21729702922), (2, 10864851461), (139, 156328798), (223, 97442614), (278, 78164399), (409, 53128858), (446, 48721307), (818, 26564429), (857, 25355546), (1714, 12677773), (30997, 701026), (56851, 382222), (61994, 350513), (91207, 238246), (113702, 191111), (119123, 182414)]