21554844

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{673}}^1$

素因数の和:854

約数の個数: 48

約数和(自身を含む): 53671968

約数和(自身を除く): 32117124

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 157, 204, 314, 471, 628, 673, 942, 1346, 1884, 2019, 2669, 2692, 4038, 5338, 8007, 8076, 10676, 11441, 16014, 22882, 32028, 34323, 45764, 68646, 105661, 137292, 211322, 316983, 422644, 633966, 1267932, 1796237, 3592474, 5388711, 7184948, 10777422, 21554844]

約数ペア:

[(1, 21554844), (2, 10777422), (3, 7184948), (4, 5388711), (6, 3592474), (12, 1796237), (17, 1267932), (34, 633966), (51, 422644), (68, 316983), (102, 211322), (157, 137292), (204, 105661), (314, 68646), (471, 45764), (628, 34323), (673, 32028), (942, 22882), (1346, 16014), (1884, 11441), (2019, 10676), (2669, 8076), (2692, 8007), (4038, 5338)]