21610072

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{6637}}^1$

素因数の和:6691

約数の個数: 32

約数和(自身を含む): 45403920

約数和(自身を除く): 23793848

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 74, 88, 148, 296, 407, 814, 1628, 3256, 6637, 13274, 26548, 53096, 73007, 146014, 245569, 292028, 491138, 584056, 982276, 1964552, 2701259, 5402518, 10805036, 21610072]

約数ペア:

[(1, 21610072), (2, 10805036), (4, 5402518), (8, 2701259), (11, 1964552), (22, 982276), (37, 584056), (44, 491138), (74, 292028), (88, 245569), (148, 146014), (296, 73007), (407, 53096), (814, 26548), (1628, 13274), (3256, 6637)]