21060650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{32401}}^1$

素因数の和:32426

約数の個数: 24

約数和(自身を含む): 42187404

約数和(自身を除く): 21126754

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 32401, 64802, 162005, 324010, 421213, 810025, 842426, 1620050, 2106065, 4212130, 10530325, 21060650]

約数ペア:

[(1, 21060650), (2, 10530325), (5, 4212130), (10, 2106065), (13, 1620050), (25, 842426), (26, 810025), (50, 421213), (65, 324010), (130, 162005), (325, 64802), (650, 32401)]