21378351098

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{47}}^1\times {\mathrm{33071}}^1$

素因数の和:33179

約数の個数: 48

約数和(自身を含む): 36870253056

約数和(自身を除く): 15491901958

約数列:

[1, 2, 13, 23, 26, 46, 47, 94, 299, 529, 598, 611, 1058, 1081, 1222, 2162, 6877, 13754, 14053, 24863, 28106, 33071, 49726, 66142, 323219, 429923, 646438, 760633, 859846, 1521266, 1554337, 3108674, 9888229, 17494559, 19776458, 20206381, 34989118, 35749751, 40412762, 71499502, 227429267, 454858534, 464746763, 822244273, 929493526, 1644488546, 10689175549, 21378351098]

約数ペア:

[(1, 21378351098), (2, 10689175549), (13, 1644488546), (23, 929493526), (26, 822244273), (46, 464746763), (47, 454858534), (94, 227429267), (299, 71499502), (529, 40412762), (598, 35749751), (611, 34989118), (1058, 20206381), (1081, 19776458), (1222, 17494559), (2162, 9888229), (6877, 3108674), (13754, 1554337), (14053, 1521266), (24863, 859846), (28106, 760633), (33071, 646438), (49726, 429923), (66142, 323219)]