2021085975

素因数分解:

$3^1\times 5^2\times {\mathrm{2767}}^1\times {\mathrm{9739}}^1$

素因数の和:12519

約数の個数: 24

約数和(自身を含む): 3343079680

約数和(自身を除く): 1321993705

約数列:

[1, 3, 5, 15, 25, 75, 2767, 8301, 9739, 13835, 29217, 41505, 48695, 69175, 146085, 207525, 243475, 730425, 26947813, 80843439, 134739065, 404217195, 673695325, 2021085975]

約数ペア:

[(1, 2021085975), (3, 673695325), (5, 404217195), (15, 134739065), (25, 80843439), (75, 26947813), (2767, 730425), (8301, 243475), (9739, 207525), (13835, 146085), (29217, 69175), (41505, 48695)]