21842824

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{6983}}^1$

素因数の和:7029

約数の個数: 32

約数和(自身を含む): 45256320

約数和(自身を除く): 23413496

約数列:

[1, 2, 4, 8, 17, 23, 34, 46, 68, 92, 136, 184, 391, 782, 1564, 3128, 6983, 13966, 27932, 55864, 118711, 160609, 237422, 321218, 474844, 642436, 949688, 1284872, 2730353, 5460706, 10921412, 21842824]

約数ペア:

[(1, 21842824), (2, 10921412), (4, 5460706), (8, 2730353), (17, 1284872), (23, 949688), (34, 642436), (46, 474844), (68, 321218), (92, 237422), (136, 160609), (184, 118711), (391, 55864), (782, 27932), (1564, 13966), (3128, 6983)]