21269085

素因数分解:

$3^1\times 5^1\times {\mathrm{101}}^2\times {\mathrm{139}}^1$

素因数の和:349

約数の個数: 24

約数和(自身を含む): 34618080

約数和(自身を除く): 13348995

約数列:

[1, 3, 5, 15, 101, 139, 303, 417, 505, 695, 1515, 2085, 10201, 14039, 30603, 42117, 51005, 70195, 153015, 210585, 1417939, 4253817, 7089695, 21269085]

約数ペア:

[(1, 21269085), (3, 7089695), (5, 4253817), (15, 1417939), (101, 210585), (139, 153015), (303, 70195), (417, 51005), (505, 42117), (695, 30603), (1515, 14039), (2085, 10201)]