21918351490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{673}}^1\times {\mathrm{465259}}^1$

素因数の和:465946

約数の個数: 32

約数和(自身を含む): 45156274560

約数和(自身を除く): 23237923070

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 673, 1346, 3365, 4711, 6730, 9422, 23555, 47110, 465259, 930518, 2326295, 3256813, 4652590, 6513626, 16284065, 32568130, 313119307, 626238614, 1565596535, 2191835149, 3131193070, 4383670298, 10959175745, 21918351490]

約数ペア:

[(1, 21918351490), (2, 10959175745), (5, 4383670298), (7, 3131193070), (10, 2191835149), (14, 1565596535), (35, 626238614), (70, 313119307), (673, 32568130), (1346, 16284065), (3365, 6513626), (4711, 4652590), (6730, 3256813), (9422, 2326295), (23555, 930518), (47110, 465259)]