21840614

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{33809}}^1$

素因数の和:33847

約数の個数: 16

約数和(自身を含む): 36514800

約数和(自身を除く): 14674186

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 33809, 67618, 574753, 642371, 1149506, 1284742, 10920307, 21840614]

約数ペア:

[(1, 21840614), (2, 10920307), (17, 1284742), (19, 1149506), (34, 642371), (38, 574753), (323, 67618), (646, 33809)]