21497856184

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{7243213}}^1$

素因数の和:7243279

約数の個数: 32

約数和(自身を含む): 46936026720

約数和(自身を除く): 25438170536

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 212, 371, 424, 742, 1484, 2968, 7243213, 14486426, 28972852, 50702491, 57945704, 101404982, 202809964, 383890289, 405619928, 767780578, 1535561156, 2687232023, 3071122312, 5374464046, 10748928092, 21497856184]

約数ペア:

[(1, 21497856184), (2, 10748928092), (4, 5374464046), (7, 3071122312), (8, 2687232023), (14, 1535561156), (28, 767780578), (53, 405619928), (56, 383890289), (106, 202809964), (212, 101404982), (371, 57945704), (424, 50702491), (742, 28972852), (1484, 14486426), (2968, 7243213)]