21460716

素因数分解:

$2^2\times 3^2\times {\mathrm{331}}^1\times {\mathrm{1801}}^1$

素因数の和:2142

約数の個数: 36

約数和(自身を含む): 54442024

約数和(自身を除く): 32981308

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 331, 662, 993, 1324, 1801, 1986, 2979, 3602, 3972, 5403, 5958, 7204, 10806, 11916, 16209, 21612, 32418, 64836, 596131, 1192262, 1788393, 2384524, 3576786, 5365179, 7153572, 10730358, 21460716]

約数ペア:

[(1, 21460716), (2, 10730358), (3, 7153572), (4, 5365179), (6, 3576786), (9, 2384524), (12, 1788393), (18, 1192262), (36, 596131), (331, 64836), (662, 32418), (993, 21612), (1324, 16209), (1801, 11916), (1986, 10806), (2979, 7204), (3602, 5958), (3972, 5403)]