21296844

素因数分解:

$2^2\times 3^4\times {\mathrm{65731}}^1$

素因数の和:65747

約数の個数: 30

約数和(自身を含む): 55675004

約数和(自身を除く): 34378160

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 65731, 131462, 197193, 262924, 394386, 591579, 788772, 1183158, 1774737, 2366316, 3549474, 5324211, 7098948, 10648422, 21296844]

約数ペア:

[(1, 21296844), (2, 10648422), (3, 7098948), (4, 5324211), (6, 3549474), (9, 2366316), (12, 1774737), (18, 1183158), (27, 788772), (36, 591579), (54, 394386), (81, 262924), (108, 197193), (162, 131462), (324, 65731)]