21976902

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{307}}^1$

素因数の和:453

約数の個数: 48

約数和(自身を含む): 49441392

約数和(自身を除く): 27464490

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 97, 123, 194, 246, 291, 307, 369, 582, 614, 738, 873, 921, 1746, 1842, 2763, 3977, 5526, 7954, 11931, 12587, 23862, 25174, 29779, 35793, 37761, 59558, 71586, 75522, 89337, 113283, 178674, 226566, 268011, 536022, 1220939, 2441878, 3662817, 7325634, 10988451, 21976902]

約数ペア:

[(1, 21976902), (2, 10988451), (3, 7325634), (6, 3662817), (9, 2441878), (18, 1220939), (41, 536022), (82, 268011), (97, 226566), (123, 178674), (194, 113283), (246, 89337), (291, 75522), (307, 71586), (369, 59558), (582, 37761), (614, 35793), (738, 29779), (873, 25174), (921, 23862), (1746, 12587), (1842, 11931), (2763, 7954), (3977, 5526)]