21815831043

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{4603}}^1\times {\mathrm{30977}}^1$

素因数の和:35603

約数の個数: 24

約数和(自身を含む): 33373714608

約数和(自身を除く): 11557883565

約数列:

[1, 3, 9, 17, 51, 153, 4603, 13809, 30977, 41427, 78251, 92931, 234753, 278793, 526609, 704259, 1579827, 4739481, 142587131, 427761393, 1283284179, 2423981227, 7271943681, 21815831043]

約数ペア:

[(1, 21815831043), (3, 7271943681), (9, 2423981227), (17, 1283284179), (51, 427761393), (153, 142587131), (4603, 4739481), (13809, 1579827), (30977, 704259), (41427, 526609), (78251, 278793), (92931, 234753)]