21554430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{743}}^1\times {\mathrm{967}}^1$

素因数の和:1720

約数の個数: 32

約数和(自身を含む): 51853824

約数和(自身を除く): 30299394

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 743, 967, 1486, 1934, 2229, 2901, 3715, 4458, 4835, 5802, 7430, 9670, 11145, 14505, 22290, 29010, 718481, 1436962, 2155443, 3592405, 4310886, 7184810, 10777215, 21554430]

約数ペア:

[(1, 21554430), (2, 10777215), (3, 7184810), (5, 4310886), (6, 3592405), (10, 2155443), (15, 1436962), (30, 718481), (743, 29010), (967, 22290), (1486, 14505), (1934, 11145), (2229, 9670), (2901, 7430), (3715, 5802), (4458, 4835)]