2021433921

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{4969}}^1$

素因数の和:5071

約数の個数: 64

約数和(自身を含む): 3451168000

約数和(自身を除く): 1429734079

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 61, 117, 171, 183, 247, 351, 513, 549, 741, 793, 1159, 1647, 2223, 2379, 3477, 4969, 6669, 7137, 10431, 14907, 15067, 21411, 31293, 44721, 45201, 64597, 94411, 134163, 135603, 193791, 283233, 303109, 406809, 581373, 849699, 909327, 1227343, 1744119, 2549097, 2727981, 3682029, 3940417, 5759071, 8183943, 11046087, 11821251, 17277213, 33138261, 35463753, 51831639, 74867923, 106391259, 155494917, 224603769, 673811307, 2021433921]

約数ペア:

[(1, 2021433921), (3, 673811307), (9, 224603769), (13, 155494917), (19, 106391259), (27, 74867923), (39, 51831639), (57, 35463753), (61, 33138261), (117, 17277213), (171, 11821251), (183, 11046087), (247, 8183943), (351, 5759071), (513, 3940417), (549, 3682029), (741, 2727981), (793, 2549097), (1159, 1744119), (1647, 1227343), (2223, 909327), (2379, 849699), (3477, 581373), (4969, 406809), (6669, 303109), (7137, 283233), (10431, 193791), (14907, 135603), (15067, 134163), (21411, 94411), (31293, 64597), (44721, 45201)]