21533616

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{11503}}^1$

素因数の和:11530

約数の個数: 60

約数和(自身を含む): 64905568

約数和(自身を除く): 43371952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 11503, 23006, 34509, 46012, 69018, 92024, 103527, 138036, 149539, 184048, 207054, 276072, 299078, 414108, 448617, 552144, 598156, 828216, 897234, 1196312, 1345851, 1656432, 1794468, 2392624, 2691702, 3588936, 5383404, 7177872, 10766808, 21533616]

約数ペア:

[(1, 21533616), (2, 10766808), (3, 7177872), (4, 5383404), (6, 3588936), (8, 2691702), (9, 2392624), (12, 1794468), (13, 1656432), (16, 1345851), (18, 1196312), (24, 897234), (26, 828216), (36, 598156), (39, 552144), (48, 448617), (52, 414108), (72, 299078), (78, 276072), (104, 207054), (117, 184048), (144, 149539), (156, 138036), (208, 103527), (234, 92024), (312, 69018), (468, 46012), (624, 34509), (936, 23006), (1872, 11503)]