21198226

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1531}}^1$

素因数の和:1606

約数の個数: 32

約数和(自身を含む): 38827008

約数和(自身を除く): 17628782

約数列:

[1, 2, 7, 14, 23, 43, 46, 86, 161, 301, 322, 602, 989, 1531, 1978, 3062, 6923, 10717, 13846, 21434, 35213, 65833, 70426, 131666, 246491, 460831, 492982, 921662, 1514159, 3028318, 10599113, 21198226]

約数ペア:

[(1, 21198226), (2, 10599113), (7, 3028318), (14, 1514159), (23, 921662), (43, 492982), (46, 460831), (86, 246491), (161, 131666), (301, 70426), (322, 65833), (602, 35213), (989, 21434), (1531, 13846), (1978, 10717), (3062, 6923)]