21701295

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6263}}^1$

素因数の和:6292

約数の個数: 48

約数和(自身を含む): 46904832

約数和(自身を除く): 25203537

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 77, 99, 105, 165, 231, 315, 385, 495, 693, 1155, 3465, 6263, 18789, 31315, 43841, 56367, 68893, 93945, 131523, 206679, 219205, 281835, 344465, 394569, 482251, 620037, 657615, 1033395, 1446753, 1972845, 2411255, 3100185, 4340259, 7233765, 21701295]

約数ペア:

[(1, 21701295), (3, 7233765), (5, 4340259), (7, 3100185), (9, 2411255), (11, 1972845), (15, 1446753), (21, 1033395), (33, 657615), (35, 620037), (45, 482251), (55, 394569), (63, 344465), (77, 281835), (99, 219205), (105, 206679), (165, 131523), (231, 93945), (315, 68893), (385, 56367), (495, 43841), (693, 31315), (1155, 18789), (3465, 6263)]