21000984003

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{1033}}^1\times {\mathrm{98213}}^1$

素因数の和:99275

約数の個数: 24

約数和(自身を含む): 31684622112

約数和(自身を除く): 10683638109

約数列:

[1, 3, 9, 23, 69, 207, 1033, 3099, 9297, 23759, 71277, 98213, 213831, 294639, 883917, 2258899, 6776697, 20330091, 101454029, 304362087, 913086261, 2333442667, 7000328001, 21000984003]

約数ペア:

[(1, 21000984003), (3, 7000328001), (9, 2333442667), (23, 913086261), (69, 304362087), (207, 101454029), (1033, 20330091), (3099, 6776697), (9297, 2258899), (23759, 883917), (71277, 294639), (98213, 213831)]