21898590

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{14897}}^1$

素因数の和:14921

約数の個数: 48

約数和(自身を含む): 61141392

約数和(自身を除く): 39242802

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 14897, 29794, 44691, 74485, 89382, 104279, 148970, 208558, 223455, 312837, 446910, 521395, 625674, 729953, 1042790, 1459906, 1564185, 2189859, 3128370, 3649765, 4379718, 7299530, 10949295, 21898590]

約数ペア:

[(1, 21898590), (2, 10949295), (3, 7299530), (5, 4379718), (6, 3649765), (7, 3128370), (10, 2189859), (14, 1564185), (15, 1459906), (21, 1042790), (30, 729953), (35, 625674), (42, 521395), (49, 446910), (70, 312837), (98, 223455), (105, 208558), (147, 148970), (210, 104279), (245, 89382), (294, 74485), (490, 44691), (735, 29794), (1470, 14897)]