221708072

素因数分解:

$2^3\times {\mathrm{1319}}^1\times {\mathrm{21011}}^1$

素因数の和:22336

約数の個数: 16

約数和(自身を含む): 416037600

約数和(自身を除く): 194329528

約数列:

[1, 2, 4, 8, 1319, 2638, 5276, 10552, 21011, 42022, 84044, 168088, 27713509, 55427018, 110854036, 221708072]

約数ペア:

[(1, 221708072), (2, 110854036), (4, 55427018), (8, 27713509), (1319, 168088), (2638, 84044), (5276, 42022), (10552, 21011)]