21161610

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{10223}}^1$

素因数の和:10259

約数の個数: 48

約数和(自身を含む): 57417984

約数和(自身を除く): 36256374

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 2070, 10223, 20446, 30669, 51115, 61338, 92007, 102230, 153345, 184014, 235129, 306690, 460035, 470258, 705387, 920070, 1175645, 1410774, 2116161, 2351290, 3526935, 4232322, 7053870, 10580805, 21161610]

約数ペア:

[(1, 21161610), (2, 10580805), (3, 7053870), (5, 4232322), (6, 3526935), (9, 2351290), (10, 2116161), (15, 1410774), (18, 1175645), (23, 920070), (30, 705387), (45, 470258), (46, 460035), (69, 306690), (90, 235129), (115, 184014), (138, 153345), (207, 102230), (230, 92007), (345, 61338), (414, 51115), (690, 30669), (1035, 20446), (2070, 10223)]