21799752

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{653}}^1$

素因数の和:782

約数の個数: 64

約数和(自身を含む): 59330880

約数和(自身を除く): 37531128

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 107, 156, 214, 312, 321, 428, 642, 653, 856, 1284, 1306, 1391, 1959, 2568, 2612, 2782, 3918, 4173, 5224, 5564, 7836, 8346, 8489, 11128, 15672, 16692, 16978, 25467, 33384, 33956, 50934, 67912, 69871, 101868, 139742, 203736, 209613, 279484, 419226, 558968, 838452, 908323, 1676904, 1816646, 2724969, 3633292, 5449938, 7266584, 10899876, 21799752]

約数ペア:

[(1, 21799752), (2, 10899876), (3, 7266584), (4, 5449938), (6, 3633292), (8, 2724969), (12, 1816646), (13, 1676904), (24, 908323), (26, 838452), (39, 558968), (52, 419226), (78, 279484), (104, 209613), (107, 203736), (156, 139742), (214, 101868), (312, 69871), (321, 67912), (428, 50934), (642, 33956), (653, 33384), (856, 25467), (1284, 16978), (1306, 16692), (1391, 15672), (1959, 11128), (2568, 8489), (2612, 8346), (2782, 7836), (3918, 5564), (4173, 5224)]