21146376816

素因数分解:

$2^4\times 3^2\times {\mathrm{173}}^1\times {\mathrm{848843}}^1$

素因数の和:849030

約数の個数: 60

約数和(自身を含む): 59522638968

約数和(自身を除く): 38376262152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 173, 346, 519, 692, 1038, 1384, 1557, 2076, 2768, 3114, 4152, 6228, 8304, 12456, 24912, 848843, 1697686, 2546529, 3395372, 5093058, 6790744, 7639587, 10186116, 13581488, 15279174, 20372232, 30558348, 40744464, 61116696, 122233392, 146849839, 293699678, 440549517, 587399356, 881099034, 1174798712, 1321648551, 1762198068, 2349597424, 2643297102, 3524396136, 5286594204, 7048792272, 10573188408, 21146376816]

約数ペア:

[(1, 21146376816), (2, 10573188408), (3, 7048792272), (4, 5286594204), (6, 3524396136), (8, 2643297102), (9, 2349597424), (12, 1762198068), (16, 1321648551), (18, 1174798712), (24, 881099034), (36, 587399356), (48, 440549517), (72, 293699678), (144, 146849839), (173, 122233392), (346, 61116696), (519, 40744464), (692, 30558348), (1038, 20372232), (1384, 15279174), (1557, 13581488), (2076, 10186116), (2768, 7639587), (3114, 6790744), (4152, 5093058), (6228, 3395372), (8304, 2546529), (12456, 1697686), (24912, 848843)]