21442788

素因数分解:

$2^2\times 3^2\times {\mathrm{223}}^1\times {\mathrm{2671}}^1$

素因数の和:2904

約数の個数: 36

約数和(自身を含む): 54466048

約数和(自身を除く): 33023260

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 223, 446, 669, 892, 1338, 2007, 2671, 2676, 4014, 5342, 8013, 8028, 10684, 16026, 24039, 32052, 48078, 96156, 595633, 1191266, 1786899, 2382532, 3573798, 5360697, 7147596, 10721394, 21442788]

約数ペア:

[(1, 21442788), (2, 10721394), (3, 7147596), (4, 5360697), (6, 3573798), (9, 2382532), (12, 1786899), (18, 1191266), (36, 595633), (223, 96156), (446, 48078), (669, 32052), (892, 24039), (1338, 16026), (2007, 10684), (2671, 8028), (2676, 8013), (4014, 5342)]