21374865792016

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{121448101091}}^1$

素因数の和:121448101110

約数の個数: 20

約数和(自身を含む): 45178693606224

約数和(自身を除く): 23803827814208

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 121448101091, 242896202182, 485792404364, 971584808728, 1335929112001, 1943169617456, 2671858224002, 5343716448004, 10687432896008, 21374865792016]

約数ペア:

[(1, 21374865792016), (2, 10687432896008), (4, 5343716448004), (8, 2671858224002), (11, 1943169617456), (16, 1335929112001), (22, 971584808728), (44, 485792404364), (88, 242896202182), (176, 121448101091)]