21858904893

素因数分解:

$3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{6385891}}^1$

素因数の和:6386064

約数の個数: 16

約数和(自身を含む): 33513161216

約数和(自身を除く): 11654256323

約数列:

[1, 3, 7, 21, 163, 489, 1141, 3423, 6385891, 19157673, 44701237, 134103711, 1040900233, 3122700699, 7286301631, 21858904893]

約数ペア:

[(1, 21858904893), (3, 7286301631), (7, 3122700699), (21, 1040900233), (163, 134103711), (489, 44701237), (1141, 19157673), (3423, 6385891)]