2021084882

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{439}}^1$

素因数の和:615

約数の個数: 64

約数和(自身を含む): 3412316160

約数和(自身を除く): 1391231278

約数列:

[1, 2, 17, 34, 43, 47, 67, 86, 94, 134, 439, 731, 799, 878, 1139, 1462, 1598, 2021, 2278, 2881, 3149, 4042, 5762, 6298, 7463, 14926, 18877, 20633, 29413, 34357, 37754, 41266, 48977, 53533, 58826, 68714, 97954, 107066, 135407, 270814, 320909, 350761, 500021, 641818, 701522, 887219, 1000042, 1264759, 1382411, 1774438, 2301919, 2529518, 2764822, 4603838, 15082723, 21500903, 23500987, 30165446, 43001806, 47001974, 59443673, 118887346, 1010542441, 2021084882]

約数ペア:

[(1, 2021084882), (2, 1010542441), (17, 118887346), (34, 59443673), (43, 47001974), (47, 43001806), (67, 30165446), (86, 23500987), (94, 21500903), (134, 15082723), (439, 4603838), (731, 2764822), (799, 2529518), (878, 2301919), (1139, 1774438), (1462, 1382411), (1598, 1264759), (2021, 1000042), (2278, 887219), (2881, 701522), (3149, 641818), (4042, 500021), (5762, 350761), (6298, 320909), (7463, 270814), (14926, 135407), (18877, 107066), (20633, 97954), (29413, 68714), (34357, 58826), (37754, 53533), (41266, 48977)]