21902010508

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{25232731}}^1$

素因数の和:25232773

約数の個数: 24

約数和(自身を含む): 45217055744

約数和(自身を除く): 23315045236

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 25232731, 50465462, 100930924, 176629117, 353258234, 706516468, 782214661, 1564429322, 3128858644, 5475502627, 10951005254, 21902010508]

約数ペア:

[(1, 21902010508), (2, 10951005254), (4, 5475502627), (7, 3128858644), (14, 1564429322), (28, 782214661), (31, 706516468), (62, 353258234), (124, 176629117), (217, 100930924), (434, 50465462), (868, 25232731)]