21070992

素因数分解:

$2^4\times 3^1\times {\mathrm{438979}}^1$

素因数の和:438990

約数の個数: 20

約数和(自身を含む): 54433520

約数和(自身を除く): 33362528

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 438979, 877958, 1316937, 1755916, 2633874, 3511832, 5267748, 7023664, 10535496, 21070992]

約数ペア:

[(1, 21070992), (2, 10535496), (3, 7023664), (4, 5267748), (6, 3511832), (8, 2633874), (12, 1755916), (16, 1316937), (24, 877958), (48, 438979)]