21227724

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{653}}^1$

素因数の和:716

約数の個数: 96

約数和(自身を含む): 64458240

約数和(自身を除く): 43230516

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 43, 54, 63, 84, 86, 108, 126, 129, 172, 189, 252, 258, 301, 378, 387, 516, 602, 653, 756, 774, 903, 1161, 1204, 1306, 1548, 1806, 1959, 2322, 2612, 2709, 3612, 3918, 4571, 4644, 5418, 5877, 7836, 8127, 9142, 10836, 11754, 13713, 16254, 17631, 18284, 23508, 27426, 28079, 32508, 35262, 41139, 54852, 56158, 70524, 82278, 84237, 112316, 123417, 164556, 168474, 196553, 246834, 252711, 336948, 393106, 493668, 505422, 589659, 758133, 786212, 1010844, 1179318, 1516266, 1768977, 2358636, 3032532, 3537954, 5306931, 7075908, 10613862, 21227724]

約数ペア:

[(1, 21227724), (2, 10613862), (3, 7075908), (4, 5306931), (6, 3537954), (7, 3032532), (9, 2358636), (12, 1768977), (14, 1516266), (18, 1179318), (21, 1010844), (27, 786212), (28, 758133), (36, 589659), (42, 505422), (43, 493668), (54, 393106), (63, 336948), (84, 252711), (86, 246834), (108, 196553), (126, 168474), (129, 164556), (172, 123417), (189, 112316), (252, 84237), (258, 82278), (301, 70524), (378, 56158), (387, 54852), (516, 41139), (602, 35262), (653, 32508), (756, 28079), (774, 27426), (903, 23508), (1161, 18284), (1204, 17631), (1306, 16254), (1548, 13713), (1806, 11754), (1959, 10836), (2322, 9142), (2612, 8127), (2709, 7836), (3612, 5877), (3918, 5418), (4571, 4644)]