21065306

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{7229}}^1$

素因数の和:7309

約数の個数: 16

約数和(自身を含む): 33315840

約数和(自身を除く): 12250534

約数列:

[1, 2, 31, 47, 62, 94, 1457, 2914, 7229, 14458, 224099, 339763, 448198, 679526, 10532653, 21065306]

約数ペア:

[(1, 21065306), (2, 10532653), (31, 679526), (47, 448198), (62, 339763), (94, 224099), (1457, 14458), (2914, 7229)]