21060648

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{4643}}^1$

素因数の和:4668

約数の個数: 80

約数和(自身を含む): 67430880

約数和(自身を除く): 46370232

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 81, 84, 108, 126, 162, 168, 189, 216, 252, 324, 378, 504, 567, 648, 756, 1134, 1512, 2268, 4536, 4643, 9286, 13929, 18572, 27858, 32501, 37144, 41787, 55716, 65002, 83574, 97503, 111432, 125361, 130004, 167148, 195006, 250722, 260008, 292509, 334296, 376083, 390012, 501444, 585018, 752166, 780024, 877527, 1002888, 1170036, 1504332, 1755054, 2340072, 2632581, 3008664, 3510108, 5265162, 7020216, 10530324, 21060648]

約数ペア:

[(1, 21060648), (2, 10530324), (3, 7020216), (4, 5265162), (6, 3510108), (7, 3008664), (8, 2632581), (9, 2340072), (12, 1755054), (14, 1504332), (18, 1170036), (21, 1002888), (24, 877527), (27, 780024), (28, 752166), (36, 585018), (42, 501444), (54, 390012), (56, 376083), (63, 334296), (72, 292509), (81, 260008), (84, 250722), (108, 195006), (126, 167148), (162, 130004), (168, 125361), (189, 111432), (216, 97503), (252, 83574), (324, 65002), (378, 55716), (504, 41787), (567, 37144), (648, 32501), (756, 27858), (1134, 18572), (1512, 13929), (2268, 9286), (4536, 4643)]