21962023209

素因数分解:

$3^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{530599}}^1$

素因数の和:530691

約数の個数: 40

約数和(自身を含む): 38007939200

約数和(自身を除く): 16045915991

約数列:

[1, 3, 7, 9, 21, 27, 63, 73, 81, 189, 219, 511, 567, 657, 1533, 1971, 4599, 5913, 13797, 41391, 530599, 1591797, 3714193, 4775391, 11142579, 14326173, 33427737, 38733727, 42978519, 100283211, 116201181, 271136089, 300849633, 348603543, 813408267, 1045810629, 2440224801, 3137431887, 7320674403, 21962023209]

約数ペア:

[(1, 21962023209), (3, 7320674403), (7, 3137431887), (9, 2440224801), (21, 1045810629), (27, 813408267), (63, 348603543), (73, 300849633), (81, 271136089), (189, 116201181), (219, 100283211), (511, 42978519), (567, 38733727), (657, 33427737), (1533, 14326173), (1971, 11142579), (4599, 4775391), (5913, 3714193), (13797, 1591797), (41391, 530599)]