21911133032

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{373}}^1\times {\mathrm{1319}}^1$

素因数の和:2010

約数の個数: 64

約数和(自身を含む): 43542576000

約数和(自身を除く): 21631442968

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 293, 373, 586, 746, 1172, 1319, 1492, 2344, 2638, 2984, 5276, 5567, 7087, 10552, 11134, 14174, 22268, 25061, 28348, 44536, 50122, 56696, 100244, 109289, 200488, 218578, 386467, 437156, 491987, 772934, 874312, 983974, 1545868, 1967948, 2076491, 3091736, 3935896, 4152982, 7342873, 8305964, 9347753, 14685746, 16611928, 18695506, 29371492, 37391012, 58742984, 74782024, 144152191, 288304382, 576608764, 1153217528, 2738891629, 5477783258, 10955566516, 21911133032]

約数ペア:

[(1, 21911133032), (2, 10955566516), (4, 5477783258), (8, 2738891629), (19, 1153217528), (38, 576608764), (76, 288304382), (152, 144152191), (293, 74782024), (373, 58742984), (586, 37391012), (746, 29371492), (1172, 18695506), (1319, 16611928), (1492, 14685746), (2344, 9347753), (2638, 8305964), (2984, 7342873), (5276, 4152982), (5567, 3935896), (7087, 3091736), (10552, 2076491), (11134, 1967948), (14174, 1545868), (22268, 983974), (25061, 874312), (28348, 772934), (44536, 491987), (50122, 437156), (56696, 386467), (100244, 218578), (109289, 200488)]