21220060

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{10301}}^1$

素因数の和:10413

約数の個数: 24

約数和(自身を含む): 44999136

約数和(自身を除く): 23779076

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 10301, 20602, 41204, 51505, 103010, 206020, 1061003, 2122006, 4244012, 5305015, 10610030, 21220060]

約数ペア:

[(1, 21220060), (2, 10610030), (4, 5305015), (5, 4244012), (10, 2122006), (20, 1061003), (103, 206020), (206, 103010), (412, 51505), (515, 41204), (1030, 20602), (2060, 10301)]