20967597

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{5641}}^1$

素因数の和:5713

約数の個数: 24

約数和(自身を含む): 35206080

約数和(自身を除く): 14238483

約数列:

[1, 3, 7, 9, 21, 59, 63, 177, 413, 531, 1239, 3717, 5641, 16923, 39487, 50769, 118461, 332819, 355383, 998457, 2329733, 2995371, 6989199, 20967597]

約数ペア:

[(1, 20967597), (3, 6989199), (7, 2995371), (9, 2329733), (21, 998457), (59, 355383), (63, 332819), (177, 118461), (413, 50769), (531, 39487), (1239, 16923), (3717, 5641)]