21541876192

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{51581}}^1$

素因数の和:52043

約数の個数: 48

約数和(自身を含む): 43883489664

約数和(自身を除く): 22341613472

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 421, 496, 842, 992, 1684, 3368, 6736, 13051, 13472, 26102, 51581, 52204, 103162, 104408, 206324, 208816, 412648, 417632, 825296, 1599011, 1650592, 3198022, 6396044, 12792088, 21715601, 25584176, 43431202, 51168352, 86862404, 173724808, 347449616, 673183631, 694899232, 1346367262, 2692734524, 5385469048, 10770938096, 21541876192]

約数ペア:

[(1, 21541876192), (2, 10770938096), (4, 5385469048), (8, 2692734524), (16, 1346367262), (31, 694899232), (32, 673183631), (62, 347449616), (124, 173724808), (248, 86862404), (421, 51168352), (496, 43431202), (842, 25584176), (992, 21715601), (1684, 12792088), (3368, 6396044), (6736, 3198022), (13051, 1650592), (13472, 1599011), (26102, 825296), (51581, 417632), (52204, 412648), (103162, 208816), (104408, 206324)]