21348392

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{881}}^1$

素因数の和:1133

約数の個数: 32

約数和(自身を含む): 43341480

約数和(自身を除く): 21993088

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 233, 466, 881, 932, 1762, 1864, 3029, 3524, 6058, 7048, 11453, 12116, 22906, 24232, 45812, 91624, 205273, 410546, 821092, 1642184, 2668549, 5337098, 10674196, 21348392]

約数ペア:

[(1, 21348392), (2, 10674196), (4, 5337098), (8, 2668549), (13, 1642184), (26, 821092), (52, 410546), (104, 205273), (233, 91624), (466, 45812), (881, 24232), (932, 22906), (1762, 12116), (1864, 11453), (3029, 7048), (3524, 6058)]