21702174

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{278233}}^1$

素因数の和:278251

約数の個数: 16

約数和(自身を含む): 46743312

約数和(自身を除く): 25041138

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 278233, 556466, 834699, 1669398, 3617029, 7234058, 10851087, 21702174]

約数ペア:

[(1, 21702174), (2, 10851087), (3, 7234058), (6, 3617029), (13, 1669398), (26, 834699), (39, 556466), (78, 278233)]