21442113

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{30941}}^1$

素因数の和:30965

約数の個数: 24

約数和(自身を含む): 38615616

約数和(自身を除く): 17173503

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 30941, 92823, 216587, 278469, 340351, 649761, 1021053, 1949283, 2382457, 3063159, 7147371, 21442113]

約数ペア:

[(1, 21442113), (3, 7147371), (7, 3063159), (9, 2382457), (11, 1949283), (21, 1021053), (33, 649761), (63, 340351), (77, 278469), (99, 216587), (231, 92823), (693, 30941)]