21774410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1579}}^1$

素因数の和:1790

約数の個数: 32

約数和(自身を含む): 45048960

約数和(自身を除く): 23274550

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 197, 394, 985, 1379, 1579, 1970, 2758, 3158, 6895, 7895, 11053, 13790, 15790, 22106, 55265, 110530, 311063, 622126, 1555315, 2177441, 3110630, 4354882, 10887205, 21774410]

約数ペア:

[(1, 21774410), (2, 10887205), (5, 4354882), (7, 3110630), (10, 2177441), (14, 1555315), (35, 622126), (70, 311063), (197, 110530), (394, 55265), (985, 22106), (1379, 15790), (1579, 13790), (1970, 11053), (2758, 7895), (3158, 6895)]