21758664

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{229}}^1$

素因数の和:382

約数の個数: 64

約数和(自身を含む): 56635200

約数和(自身を除く): 34876536

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 107, 111, 148, 214, 222, 229, 296, 321, 428, 444, 458, 642, 687, 856, 888, 916, 1284, 1374, 1832, 2568, 2748, 3959, 5496, 7918, 8473, 11877, 15836, 16946, 23754, 24503, 25419, 31672, 33892, 47508, 49006, 50838, 67784, 73509, 95016, 98012, 101676, 147018, 196024, 203352, 294036, 588072, 906611, 1813222, 2719833, 3626444, 5439666, 7252888, 10879332, 21758664]

約数ペア:

[(1, 21758664), (2, 10879332), (3, 7252888), (4, 5439666), (6, 3626444), (8, 2719833), (12, 1813222), (24, 906611), (37, 588072), (74, 294036), (107, 203352), (111, 196024), (148, 147018), (214, 101676), (222, 98012), (229, 95016), (296, 73509), (321, 67784), (428, 50838), (444, 49006), (458, 47508), (642, 33892), (687, 31672), (856, 25419), (888, 24503), (916, 23754), (1284, 16946), (1374, 15836), (1832, 11877), (2568, 8473), (2748, 7918), (3959, 5496)]