21007090802

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2069}}^1\times {\mathrm{11617}}^1$

素因数の和:13730

約数の個数: 32

約数和(自身を含む): 34630934400

約数和(自身を除く): 13623843598

約数列:

[1, 2, 19, 23, 38, 46, 437, 874, 2069, 4138, 11617, 23234, 39311, 47587, 78622, 95174, 220723, 267191, 441446, 534382, 904153, 1808306, 5076629, 10153258, 24035573, 48071146, 456675887, 552818179, 913351774, 1105636358, 10503545401, 21007090802]

約数ペア:

[(1, 21007090802), (2, 10503545401), (19, 1105636358), (23, 913351774), (38, 552818179), (46, 456675887), (437, 48071146), (874, 24035573), (2069, 10153258), (4138, 5076629), (11617, 1808306), (23234, 904153), (39311, 534382), (47587, 441446), (78622, 267191), (95174, 220723)]