21712554

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{63487}}^1$

素因数の和:63514

約数の個数: 24

約数和(自身を含む): 49520640

約数和(自身を除く): 27808086

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 63487, 126974, 190461, 380922, 571383, 1142766, 1206253, 2412506, 3618759, 7237518, 10856277, 21712554]

約数ペア:

[(1, 21712554), (2, 10856277), (3, 7237518), (6, 3618759), (9, 2412506), (18, 1206253), (19, 1142766), (38, 571383), (57, 380922), (114, 190461), (171, 126974), (342, 63487)]