21880888968

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{69857}}^1$

素因数の和:70318

約数の個数: 64

約数和(自身を含む): 56601745920

約数和(自身を除く): 34720856952

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 248, 372, 421, 744, 842, 1263, 1684, 2526, 3368, 5052, 10104, 13051, 26102, 39153, 52204, 69857, 78306, 104408, 139714, 156612, 209571, 279428, 313224, 419142, 558856, 838284, 1676568, 2165567, 4331134, 6496701, 8662268, 12993402, 17324536, 25986804, 29409797, 51973608, 58819594, 88229391, 117639188, 176458782, 235278376, 352917564, 705835128, 911703707, 1823407414, 2735111121, 3646814828, 5470222242, 7293629656, 10940444484, 21880888968]

約数ペア:

[(1, 21880888968), (2, 10940444484), (3, 7293629656), (4, 5470222242), (6, 3646814828), (8, 2735111121), (12, 1823407414), (24, 911703707), (31, 705835128), (62, 352917564), (93, 235278376), (124, 176458782), (186, 117639188), (248, 88229391), (372, 58819594), (421, 51973608), (744, 29409797), (842, 25986804), (1263, 17324536), (1684, 12993402), (2526, 8662268), (3368, 6496701), (5052, 4331134), (10104, 2165567), (13051, 1676568), (26102, 838284), (39153, 558856), (52204, 419142), (69857, 313224), (78306, 279428), (104408, 209571), (139714, 156612)]