21863528

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1733}}^1$

素因数の和:1841

約数の個数: 32

約数和(自身を含む): 43696800

約数和(自身を除く): 21833272

約数列:

[1, 2, 4, 8, 19, 38, 76, 83, 152, 166, 332, 664, 1577, 1733, 3154, 3466, 6308, 6932, 12616, 13864, 32927, 65854, 131708, 143839, 263416, 287678, 575356, 1150712, 2732941, 5465882, 10931764, 21863528]

約数ペア:

[(1, 21863528), (2, 10931764), (4, 5465882), (8, 2732941), (19, 1150712), (38, 575356), (76, 287678), (83, 263416), (152, 143839), (166, 131708), (332, 65854), (664, 32927), (1577, 13864), (1733, 12616), (3154, 6932), (3466, 6308)]