21848043

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3221}}^1$

素因数の和:3267

約数の個数: 32

約数和(自身を含む): 37117440

約数和(自身を除く): 15269397

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 323, 357, 399, 969, 2261, 3221, 6783, 9663, 22547, 54757, 61199, 67641, 164271, 183597, 383299, 428393, 1040383, 1149897, 1285179, 3121149, 7282681, 21848043]

約数ペア:

[(1, 21848043), (3, 7282681), (7, 3121149), (17, 1285179), (19, 1149897), (21, 1040383), (51, 428393), (57, 383299), (119, 183597), (133, 164271), (323, 67641), (357, 61199), (399, 54757), (969, 22547), (2261, 9663), (3221, 6783)]