21046851

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5861}}^1$

素因数の和:5896

約数の個数: 32

約数和(自身を含む): 37516800

約数和(自身を除く): 16469949

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 3591, 5861, 17583, 41027, 52749, 111359, 123081, 158247, 334077, 369243, 779513, 1002231, 1107729, 2338539, 3006693, 7015617, 21046851]

約数ペア:

[(1, 21046851), (3, 7015617), (7, 3006693), (9, 2338539), (19, 1107729), (21, 1002231), (27, 779513), (57, 369243), (63, 334077), (133, 158247), (171, 123081), (189, 111359), (399, 52749), (513, 41027), (1197, 17583), (3591, 5861)]