21024458

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{349}}^1$

素因数の和:702

約数の個数: 32

約数和(自身を含む): 39043200

約数和(自身を除く): 18018742

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 331, 349, 662, 698, 2317, 2443, 4303, 4537, 4634, 4886, 8606, 9074, 30121, 31759, 60242, 63518, 115519, 231038, 808633, 1501747, 1617266, 3003494, 10512229, 21024458]

約数ペア:

[(1, 21024458), (2, 10512229), (7, 3003494), (13, 1617266), (14, 1501747), (26, 808633), (91, 231038), (182, 115519), (331, 63518), (349, 60242), (662, 31759), (698, 30121), (2317, 9074), (2443, 8606), (4303, 4886), (4537, 4634)]