21543614

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:236

約数の個数: 32

約数和(自身を含む): 34685280

約数和(自身を除く): 13141666

約数列:

[1, 2, 41, 59, 61, 73, 82, 118, 122, 146, 2419, 2501, 2993, 3599, 4307, 4453, 4838, 5002, 5986, 7198, 8614, 8906, 147559, 176587, 182573, 262727, 295118, 353174, 365146, 525454, 10771807, 21543614]

約数ペア:

[(1, 21543614), (2, 10771807), (41, 525454), (59, 365146), (61, 353174), (73, 295118), (82, 262727), (118, 182573), (122, 176587), (146, 147559), (2419, 8906), (2501, 8614), (2993, 7198), (3599, 5986), (4307, 5002), (4453, 4838)]