21382372

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{25577}}^1$

素因数の和:25611

約数の個数: 24

約数和(自身を含む): 42971040

約数和(自身を除く): 21588668

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 25577, 51154, 102308, 281347, 485963, 562694, 971926, 1125388, 1943852, 5345593, 10691186, 21382372]

約数ペア:

[(1, 21382372), (2, 10691186), (4, 5345593), (11, 1943852), (19, 1125388), (22, 971926), (38, 562694), (44, 485963), (76, 281347), (209, 102308), (418, 51154), (836, 25577)]