21167124472

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{844523}}^1$

素因数の和:844783

約数の個数: 32

約数和(自身を含む): 42918709680

約数和(自身を除く): 21751585208

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 241, 482, 964, 1928, 3133, 6266, 12532, 25064, 844523, 1689046, 3378092, 6756184, 10978799, 21957598, 43915196, 87830392, 203530043, 407060086, 814120172, 1628240344, 2645890559, 5291781118, 10583562236, 21167124472]

約数ペア:

[(1, 21167124472), (2, 10583562236), (4, 5291781118), (8, 2645890559), (13, 1628240344), (26, 814120172), (52, 407060086), (104, 203530043), (241, 87830392), (482, 43915196), (964, 21957598), (1928, 10978799), (3133, 6756184), (6266, 3378092), (12532, 1689046), (25064, 844523)]