21617970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{601}}^1$

素因数の和:731

約数の個数: 64

約数和(自身を含む): 57214080

約数和(自身を除く): 35596110

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 109, 110, 165, 218, 327, 330, 545, 601, 654, 1090, 1199, 1202, 1635, 1803, 2398, 3005, 3270, 3597, 3606, 5995, 6010, 6611, 7194, 9015, 11990, 13222, 17985, 18030, 19833, 33055, 35970, 39666, 65509, 66110, 99165, 131018, 196527, 198330, 327545, 393054, 655090, 720599, 982635, 1441198, 1965270, 2161797, 3602995, 4323594, 7205990, 10808985, 21617970]

約数ペア:

[(1, 21617970), (2, 10808985), (3, 7205990), (5, 4323594), (6, 3602995), (10, 2161797), (11, 1965270), (15, 1441198), (22, 982635), (30, 720599), (33, 655090), (55, 393054), (66, 327545), (109, 198330), (110, 196527), (165, 131018), (218, 99165), (327, 66110), (330, 65509), (545, 39666), (601, 35970), (654, 33055), (1090, 19833), (1199, 18030), (1202, 17985), (1635, 13222), (1803, 11990), (2398, 9015), (3005, 7194), (3270, 6611), (3597, 6010), (3606, 5995)]