21064176

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{20897}}^1$

素因数の和:20918

約数の個数: 60

約数和(自身を含む): 67375152

約数和(自身を除く): 46310976

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 20897, 41794, 62691, 83588, 125382, 146279, 167176, 188073, 250764, 292558, 334352, 376146, 438837, 501528, 585116, 752292, 877674, 1003056, 1170232, 1316511, 1504584, 1755348, 2340464, 2633022, 3009168, 3510696, 5266044, 7021392, 10532088, 21064176]

約数ペア:

[(1, 21064176), (2, 10532088), (3, 7021392), (4, 5266044), (6, 3510696), (7, 3009168), (8, 2633022), (9, 2340464), (12, 1755348), (14, 1504584), (16, 1316511), (18, 1170232), (21, 1003056), (24, 877674), (28, 752292), (36, 585116), (42, 501528), (48, 438837), (56, 376146), (63, 334352), (72, 292558), (84, 250764), (112, 188073), (126, 167176), (144, 146279), (168, 125382), (252, 83588), (336, 62691), (504, 41794), (1008, 20897)]