21339792

素因数分解:

$2^4\times 3^2\times {\mathrm{148193}}^1$

素因数の和:148207

約数の個数: 30

約数和(自身を含む): 59722182

約数和(自身を除く): 38382390

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 148193, 296386, 444579, 592772, 889158, 1185544, 1333737, 1778316, 2371088, 2667474, 3556632, 5334948, 7113264, 10669896, 21339792]

約数ペア:

[(1, 21339792), (2, 10669896), (3, 7113264), (4, 5334948), (6, 3556632), (8, 2667474), (9, 2371088), (12, 1778316), (16, 1333737), (18, 1185544), (24, 889158), (36, 592772), (48, 444579), (72, 296386), (144, 148193)]