21515030

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6661}}^1$

素因数の和:6704

約数の個数: 32

約数和(自身を含む): 43169760

約数和(自身を除く): 21654730

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 646, 1615, 3230, 6661, 13322, 33305, 66610, 113237, 126559, 226474, 253118, 566185, 632795, 1132370, 1265590, 2151503, 4303006, 10757515, 21515030]

約数ペア:

[(1, 21515030), (2, 10757515), (5, 4303006), (10, 2151503), (17, 1265590), (19, 1132370), (34, 632795), (38, 566185), (85, 253118), (95, 226474), (170, 126559), (190, 113237), (323, 66610), (646, 33305), (1615, 13322), (3230, 6661)]