21353754

素因数分解:

$2^1\times 3^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{317}}^1$

素因数の和:534

約数の個数: 32

約数和(自身を含む): 43655040

約数和(自身を除く): 22301286

約数列:

[1, 2, 3, 6, 103, 109, 206, 218, 309, 317, 327, 618, 634, 654, 951, 1902, 11227, 22454, 32651, 33681, 34553, 65302, 67362, 69106, 97953, 103659, 195906, 207318, 3558959, 7117918, 10676877, 21353754]

約数ペア:

[(1, 21353754), (2, 10676877), (3, 7117918), (6, 3558959), (103, 207318), (109, 195906), (206, 103659), (218, 97953), (309, 69106), (317, 67362), (327, 65302), (618, 34553), (634, 33681), (654, 32651), (951, 22454), (1902, 11227)]