21167422535

素因数分解:

$5^1\times 7^2\times {\mathrm{1009}}^1\times {\mathrm{85627}}^1$

素因数の和:86655

約数の個数: 24

約数和(自身を含む): 29577623760

約数和(自身を除く): 8410201225

約数列:

[1, 5, 7, 35, 49, 245, 1009, 5045, 7063, 35315, 49441, 85627, 247205, 428135, 599389, 2996945, 4195723, 20978615, 86397643, 431988215, 604783501, 3023917505, 4233484507, 21167422535]

約数ペア:

[(1, 21167422535), (5, 4233484507), (7, 3023917505), (35, 604783501), (49, 431988215), (245, 86397643), (1009, 20978615), (5045, 4195723), (7063, 2996945), (35315, 599389), (49441, 428135), (85627, 247205)]