21756826078

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{971}}^1\times {\mathrm{29717}}^1$

素因数の和:30732

約数の個数: 32

約数和(自身を含む): 36396228960

約数和(自身を除く): 14639402882

約数列:

[1, 2, 13, 26, 29, 58, 377, 754, 971, 1942, 12623, 25246, 28159, 29717, 56318, 59434, 366067, 386321, 732134, 772642, 861793, 1723586, 11203309, 22406618, 28855207, 57710414, 375117691, 750235382, 836801003, 1673602006, 10878413039, 21756826078]

約数ペア:

[(1, 21756826078), (2, 10878413039), (13, 1673602006), (26, 836801003), (29, 750235382), (58, 375117691), (377, 57710414), (754, 28855207), (971, 22406618), (1942, 11203309), (12623, 1723586), (25246, 861793), (28159, 772642), (29717, 732134), (56318, 386321), (59434, 366067)]