20521074

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{701}}^1$

素因数の和:771

約数の個数: 64

約数和(自身を含む): 50948352

約数和(自身を除く): 30427278

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 41, 42, 51, 82, 102, 119, 123, 238, 246, 287, 357, 574, 697, 701, 714, 861, 1394, 1402, 1722, 2091, 2103, 4182, 4206, 4879, 4907, 9758, 9814, 11917, 14637, 14721, 23834, 28741, 29274, 29442, 35751, 57482, 71502, 83419, 86223, 166838, 172446, 201187, 250257, 402374, 488597, 500514, 603561, 977194, 1207122, 1465791, 2931582, 3420179, 6840358, 10260537, 20521074]

約数ペア:

[(1, 20521074), (2, 10260537), (3, 6840358), (6, 3420179), (7, 2931582), (14, 1465791), (17, 1207122), (21, 977194), (34, 603561), (41, 500514), (42, 488597), (51, 402374), (82, 250257), (102, 201187), (119, 172446), (123, 166838), (238, 86223), (246, 83419), (287, 71502), (357, 57482), (574, 35751), (697, 29442), (701, 29274), (714, 28741), (861, 23834), (1394, 14721), (1402, 14637), (1722, 11917), (2091, 9814), (2103, 9758), (4182, 4907), (4206, 4879)]