21111076

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{44351}}^1$

素因数の和:44379

約数の個数: 24

約数和(自身を含む): 44706816

約数和(自身を除く): 23595740

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 44351, 88702, 177404, 310457, 620914, 753967, 1241828, 1507934, 3015868, 5277769, 10555538, 21111076]

約数ペア:

[(1, 21111076), (2, 10555538), (4, 5277769), (7, 3015868), (14, 1507934), (17, 1241828), (28, 753967), (34, 620914), (68, 310457), (119, 177404), (238, 88702), (476, 44351)]