2021216548

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{9319}}^1$

素因数の和:9476

約数の個数: 48

約数和(自身を含む): 3938408320

約数和(自身を除く): 1917191772

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 97, 172, 194, 388, 559, 1118, 1261, 2236, 2522, 4171, 5044, 8342, 9319, 16684, 18638, 37276, 54223, 108446, 121147, 216892, 242294, 400717, 484588, 801434, 903943, 1602868, 1807886, 3615772, 5209321, 10418642, 11751259, 20837284, 23502518, 38869549, 47005036, 77739098, 155478196, 505304137, 1010608274, 2021216548]

約数ペア:

[(1, 2021216548), (2, 1010608274), (4, 505304137), (13, 155478196), (26, 77739098), (43, 47005036), (52, 38869549), (86, 23502518), (97, 20837284), (172, 11751259), (194, 10418642), (388, 5209321), (559, 3615772), (1118, 1807886), (1261, 1602868), (2236, 903943), (2522, 801434), (4171, 484588), (5044, 400717), (8342, 242294), (9319, 216892), (16684, 121147), (18638, 108446), (37276, 54223)]