21141955056

素因数分解:

$2^4\times 3^1\times {\mathrm{67}}^1\times {\mathrm{331}}^1\times {\mathrm{19861}}^1$

素因数の和:20270

約数の個数: 80

約数和(自身を含む): 55602159488

約数和(自身を除く): 34460204432

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 67, 134, 201, 268, 331, 402, 536, 662, 804, 993, 1072, 1324, 1608, 1986, 2648, 3216, 3972, 5296, 7944, 15888, 19861, 22177, 39722, 44354, 59583, 66531, 79444, 88708, 119166, 133062, 158888, 177416, 238332, 266124, 317776, 354832, 476664, 532248, 953328, 1064496, 1330687, 2661374, 3992061, 5322748, 6573991, 7984122, 10645496, 13147982, 15968244, 19721973, 21290992, 26295964, 31936488, 39443946, 52591928, 63872976, 78887892, 105183856, 157775784, 315551568, 440457397, 880914794, 1321372191, 1761829588, 2642744382, 3523659176, 5285488764, 7047318352, 10570977528, 21141955056]

約数ペア:

[(1, 21141955056), (2, 10570977528), (3, 7047318352), (4, 5285488764), (6, 3523659176), (8, 2642744382), (12, 1761829588), (16, 1321372191), (24, 880914794), (48, 440457397), (67, 315551568), (134, 157775784), (201, 105183856), (268, 78887892), (331, 63872976), (402, 52591928), (536, 39443946), (662, 31936488), (804, 26295964), (993, 21290992), (1072, 19721973), (1324, 15968244), (1608, 13147982), (1986, 10645496), (2648, 7984122), (3216, 6573991), (3972, 5322748), (5296, 3992061), (7944, 2661374), (15888, 1330687), (19861, 1064496), (22177, 953328), (39722, 532248), (44354, 476664), (59583, 354832), (66531, 317776), (79444, 266124), (88708, 238332), (119166, 177416), (133062, 158888)]