21018852

素因数分解:

$2^2\times 3^4\times {\mathrm{29}}^1\times {\mathrm{2237}}^1$

素因数の和:2282

約数の個数: 60

約数和(自身を含む): 56867580

約数和(自身を除く): 35848728

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 36, 54, 58, 81, 87, 108, 116, 162, 174, 261, 324, 348, 522, 783, 1044, 1566, 2237, 2349, 3132, 4474, 4698, 6711, 8948, 9396, 13422, 20133, 26844, 40266, 60399, 64873, 80532, 120798, 129746, 181197, 194619, 241596, 259492, 362394, 389238, 583857, 724788, 778476, 1167714, 1751571, 2335428, 3503142, 5254713, 7006284, 10509426, 21018852]

約数ペア:

[(1, 21018852), (2, 10509426), (3, 7006284), (4, 5254713), (6, 3503142), (9, 2335428), (12, 1751571), (18, 1167714), (27, 778476), (29, 724788), (36, 583857), (54, 389238), (58, 362394), (81, 259492), (87, 241596), (108, 194619), (116, 181197), (162, 129746), (174, 120798), (261, 80532), (324, 64873), (348, 60399), (522, 40266), (783, 26844), (1044, 20133), (1566, 13422), (2237, 9396), (2349, 8948), (3132, 6711), (4474, 4698)]