21792276

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{487}}^1$

素因数の和:621

約数の個数: 72

約数和(自身を含む): 60750144

約数和(自身を除く): 38957868

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 113, 132, 198, 226, 339, 396, 452, 487, 678, 974, 1017, 1243, 1356, 1461, 1948, 2034, 2486, 2922, 3729, 4068, 4383, 4972, 5357, 5844, 7458, 8766, 10714, 11187, 14916, 16071, 17532, 21428, 22374, 32142, 44748, 48213, 55031, 64284, 96426, 110062, 165093, 192852, 220124, 330186, 495279, 605341, 660372, 990558, 1210682, 1816023, 1981116, 2421364, 3632046, 5448069, 7264092, 10896138, 21792276]

約数ペア:

[(1, 21792276), (2, 10896138), (3, 7264092), (4, 5448069), (6, 3632046), (9, 2421364), (11, 1981116), (12, 1816023), (18, 1210682), (22, 990558), (33, 660372), (36, 605341), (44, 495279), (66, 330186), (99, 220124), (113, 192852), (132, 165093), (198, 110062), (226, 96426), (339, 64284), (396, 55031), (452, 48213), (487, 44748), (678, 32142), (974, 22374), (1017, 21428), (1243, 17532), (1356, 16071), (1461, 14916), (1948, 11187), (2034, 10714), (2486, 8766), (2922, 7458), (3729, 5844), (4068, 5357), (4383, 4972)]