21670698

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{515969}}^1$

素因数の和:515981

約数の個数: 16

約数和(自身を含む): 49533120

約数和(自身を除く): 27862422

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 515969, 1031938, 1547907, 3095814, 3611783, 7223566, 10835349, 21670698]

約数ペア:

[(1, 21670698), (2, 10835349), (3, 7223566), (6, 3611783), (7, 3095814), (14, 1547907), (21, 1031938), (42, 515969)]