21093044294

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2939}}^1\times {\mathrm{26981}}^1$

素因数の和:29948

約数の個数: 32

約数和(自身を含む): 38076998400

約数和(自身を除く): 16983954106

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 2939, 5878, 20573, 26981, 41146, 53962, 55841, 111682, 188867, 377734, 390887, 512639, 781774, 1025278, 3588473, 7176946, 79297159, 158594318, 555080113, 1110160226, 1506646021, 3013292042, 10546522147, 21093044294]

約数ペア:

[(1, 21093044294), (2, 10546522147), (7, 3013292042), (14, 1506646021), (19, 1110160226), (38, 555080113), (133, 158594318), (266, 79297159), (2939, 7176946), (5878, 3588473), (20573, 1025278), (26981, 781774), (41146, 512639), (53962, 390887), (55841, 377734), (111682, 188867)]