21411122

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1\times {\mathrm{787}}^1$

素因数の和:1073

約数の個数: 16

約数和(自身を含む): 32831232

約数和(自身を除く): 11420110

約数列:

[1, 2, 61, 122, 223, 446, 787, 1574, 13603, 27206, 48007, 96014, 175501, 351002, 10705561, 21411122]

約数ペア:

[(1, 21411122), (2, 10705561), (61, 351002), (122, 175501), (223, 96014), (446, 48007), (787, 27206), (1574, 13603)]