21879862

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{283}}^1$

素因数の和:388

約数の個数: 32

約数和(自身を含む): 35988480

約数和(自身を除く): 14108618

約数列:

[1, 2, 29, 31, 43, 58, 62, 86, 283, 566, 899, 1247, 1333, 1798, 2494, 2666, 8207, 8773, 12169, 16414, 17546, 24338, 38657, 77314, 254417, 352901, 377239, 508834, 705802, 754478, 10939931, 21879862]

約数ペア:

[(1, 21879862), (2, 10939931), (29, 754478), (31, 705802), (43, 508834), (58, 377239), (62, 352901), (86, 254417), (283, 77314), (566, 38657), (899, 24338), (1247, 17546), (1333, 16414), (1798, 12169), (2494, 8773), (2666, 8207)]