210004998

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{20921}}^1$

素因数の和:21172

約数の個数: 32

約数和(自身を含む): 482042880

約数和(自身を除く): 272037882

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 239, 478, 717, 1434, 1673, 3346, 5019, 10038, 20921, 41842, 62763, 125526, 146447, 292894, 439341, 878682, 5000119, 10000238, 15000357, 30000714, 35000833, 70001666, 105002499, 210004998]

約数ペア:

[(1, 210004998), (2, 105002499), (3, 70001666), (6, 35000833), (7, 30000714), (14, 15000357), (21, 10000238), (42, 5000119), (239, 878682), (478, 439341), (717, 292894), (1434, 146447), (1673, 125526), (3346, 62763), (5019, 41842), (10038, 20921)]