21974288

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{6329}}^1$

素因数の和:6375

約数の個数: 40

約数和(自身を含む): 50234880

約数和(自身を除く): 28260592

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 6329, 12658, 25316, 44303, 50632, 88606, 101264, 177212, 196199, 354424, 392398, 708848, 784796, 1373393, 1569592, 2746786, 3139184, 5493572, 10987144, 21974288]

約数ペア:

[(1, 21974288), (2, 10987144), (4, 5493572), (7, 3139184), (8, 2746786), (14, 1569592), (16, 1373393), (28, 784796), (31, 708848), (56, 392398), (62, 354424), (112, 196199), (124, 177212), (217, 101264), (248, 88606), (434, 50632), (496, 44303), (868, 25316), (1736, 12658), (3472, 6329)]