21278048

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{60449}}^1$

素因数の和:60470

約数の個数: 24

約数和(自身を含む): 45700200

約数和(自身を除く): 24422152

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 352, 60449, 120898, 241796, 483592, 664939, 967184, 1329878, 1934368, 2659756, 5319512, 10639024, 21278048]

約数ペア:

[(1, 21278048), (2, 10639024), (4, 5319512), (8, 2659756), (11, 1934368), (16, 1329878), (22, 967184), (32, 664939), (44, 483592), (88, 241796), (176, 120898), (352, 60449)]