21758308

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{38039}}^1$

素因数の和:38067

約数の個数: 24

約数和(自身を含む): 44735040

約数和(自身を除く): 22976732

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 38039, 76078, 152156, 418429, 494507, 836858, 989014, 1673716, 1978028, 5439577, 10879154, 21758308]

約数ペア:

[(1, 21758308), (2, 10879154), (4, 5439577), (11, 1978028), (13, 1673716), (22, 989014), (26, 836858), (44, 494507), (52, 418429), (143, 152156), (286, 76078), (572, 38039)]