2021619873

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1361}}^1\times {\mathrm{5441}}^1$

素因数の和:6825

約数の個数: 32

約数和(自身を含む): 3320577792

約数和(自身を除く): 1298957919

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 1361, 4083, 5441, 9527, 16323, 17693, 28581, 38087, 53079, 70733, 114261, 123851, 212199, 371553, 495131, 1485393, 7405201, 22215603, 51836407, 96267613, 155509221, 288802839, 673873291, 2021619873]

約数ペア:

[(1, 2021619873), (3, 673873291), (7, 288802839), (13, 155509221), (21, 96267613), (39, 51836407), (91, 22215603), (273, 7405201), (1361, 1485393), (4083, 495131), (5441, 371553), (9527, 212199), (16323, 123851), (17693, 114261), (28581, 70733), (38087, 53079)]