21460764

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2927}}^1$

素因数の和:2994

約数の個数: 48

約数和(自身を含む): 55093248

約数和(自身を除く): 33632484

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 47, 52, 78, 94, 141, 156, 188, 282, 564, 611, 1222, 1833, 2444, 2927, 3666, 5854, 7332, 8781, 11708, 17562, 35124, 38051, 76102, 114153, 137569, 152204, 228306, 275138, 412707, 456612, 550276, 825414, 1650828, 1788397, 3576794, 5365191, 7153588, 10730382, 21460764]

約数ペア:

[(1, 21460764), (2, 10730382), (3, 7153588), (4, 5365191), (6, 3576794), (12, 1788397), (13, 1650828), (26, 825414), (39, 550276), (47, 456612), (52, 412707), (78, 275138), (94, 228306), (141, 152204), (156, 137569), (188, 114153), (282, 76102), (564, 38051), (611, 35124), (1222, 17562), (1833, 11708), (2444, 8781), (2927, 7332), (3666, 5854)]