21468252

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7243}}^1$

素因数の和:7282

約数の個数: 48

約数和(自身を含む): 56792960

約数和(自身を除く): 35324708

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 494, 741, 988, 1482, 2964, 7243, 14486, 21729, 28972, 43458, 86916, 94159, 137617, 188318, 275234, 282477, 376636, 412851, 550468, 564954, 825702, 1129908, 1651404, 1789021, 3578042, 5367063, 7156084, 10734126, 21468252]

約数ペア:

[(1, 21468252), (2, 10734126), (3, 7156084), (4, 5367063), (6, 3578042), (12, 1789021), (13, 1651404), (19, 1129908), (26, 825702), (38, 564954), (39, 550468), (52, 412851), (57, 376636), (76, 282477), (78, 275234), (114, 188318), (156, 137617), (228, 94159), (247, 86916), (494, 43458), (741, 28972), (988, 21729), (1482, 14486), (2964, 7243)]