21767030

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{227}}^1$

素因数の和:500

約数の個数: 32

約数和(自身を含む): 40449024

約数和(自身を除く): 18681994

約数列:

[1, 2, 5, 10, 43, 86, 215, 223, 227, 430, 446, 454, 1115, 1135, 2230, 2270, 9589, 9761, 19178, 19522, 47945, 48805, 50621, 95890, 97610, 101242, 253105, 506210, 2176703, 4353406, 10883515, 21767030]

約数ペア:

[(1, 21767030), (2, 10883515), (5, 4353406), (10, 2176703), (43, 506210), (86, 253105), (215, 101242), (223, 97610), (227, 95890), (430, 50621), (446, 48805), (454, 47945), (1115, 19522), (1135, 19178), (2230, 9761), (2270, 9589)]