21844072

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{143711}}^1$

素因数の和:143736

約数の個数: 16

約数和(自身を含む): 43113600

約数和(自身を除く): 21269528

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 143711, 287422, 574844, 1149688, 2730509, 5461018, 10922036, 21844072]

約数ペア:

[(1, 21844072), (2, 10922036), (4, 5461018), (8, 2730509), (19, 1149688), (38, 574844), (76, 287422), (152, 143711)]