21287802

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{95891}}^1$

素因数の和:95933

約数の個数: 16

約数和(自身を含む): 43726752

約数和(自身を除く): 22438950

約数列:

[1, 2, 3, 6, 37, 74, 111, 222, 95891, 191782, 287673, 575346, 3547967, 7095934, 10643901, 21287802]

約数ペア:

[(1, 21287802), (2, 10643901), (3, 7095934), (6, 3547967), (37, 575346), (74, 287673), (111, 191782), (222, 95891)]