21909762

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{24841}}^1$

素因数の和:24863

約数の個数: 36

約数和(自身を含む): 55223766

約数和(自身を除く): 33314004

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 24841, 49682, 74523, 149046, 173887, 223569, 347774, 447138, 521661, 1043322, 1217209, 1564983, 2434418, 3129966, 3651627, 7303254, 10954881, 21909762]

約数ペア:

[(1, 21909762), (2, 10954881), (3, 7303254), (6, 3651627), (7, 3129966), (9, 2434418), (14, 1564983), (18, 1217209), (21, 1043322), (42, 521661), (49, 447138), (63, 347774), (98, 223569), (126, 173887), (147, 149046), (294, 74523), (441, 49682), (882, 24841)]