21427106

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:278

約数の個数: 32

約数和(自身を含む): 35244720

約数和(自身を除く): 13817614

約数列:

[1, 2, 17, 34, 73, 89, 97, 146, 178, 194, 1241, 1513, 1649, 2482, 3026, 3298, 6497, 7081, 8633, 12994, 14162, 17266, 110449, 120377, 146761, 220898, 240754, 293522, 630209, 1260418, 10713553, 21427106]

約数ペア:

[(1, 21427106), (2, 10713553), (17, 1260418), (34, 630209), (73, 293522), (89, 240754), (97, 220898), (146, 146761), (178, 120377), (194, 110449), (1241, 17266), (1513, 14162), (1649, 12994), (2482, 8633), (3026, 7081), (3298, 6497)]