21370184

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{5923}}^1$

素因数の和:5981

約数の個数: 32

約数和(自身を含む): 44785440

約数和(自身を除く): 23415256

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 164, 328, 451, 902, 1804, 3608, 5923, 11846, 23692, 47384, 65153, 130306, 242843, 260612, 485686, 521224, 971372, 1942744, 2671273, 5342546, 10685092, 21370184]

約数ペア:

[(1, 21370184), (2, 10685092), (4, 5342546), (8, 2671273), (11, 1942744), (22, 971372), (41, 521224), (44, 485686), (82, 260612), (88, 242843), (164, 130306), (328, 65153), (451, 47384), (902, 23692), (1804, 11846), (3608, 5923)]