21427462

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{593}}^1$

素因数の和:720

約数の個数: 32

約数和(自身を含む): 38491200

約数和(自身を除く): 17063738

約数列:

[1, 2, 7, 14, 29, 58, 89, 178, 203, 406, 593, 623, 1186, 1246, 2581, 4151, 5162, 8302, 17197, 18067, 34394, 36134, 52777, 105554, 120379, 240758, 369439, 738878, 1530533, 3061066, 10713731, 21427462]

約数ペア:

[(1, 21427462), (2, 10713731), (7, 3061066), (14, 1530533), (29, 738878), (58, 369439), (89, 240758), (178, 120379), (203, 105554), (406, 52777), (593, 36134), (623, 34394), (1186, 18067), (1246, 17197), (2581, 8302), (4151, 5162)]