21000362886

素因数分解:

$2^1\times 3^3\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{124367}}^1$

素因数の和:124490

約数の個数: 64

約数和(自身を含む): 48354278400

約数和(自身を除く): 27353915514

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 59, 106, 118, 159, 177, 318, 354, 477, 531, 954, 1062, 1431, 1593, 2862, 3127, 3186, 6254, 9381, 18762, 28143, 56286, 84429, 124367, 168858, 248734, 373101, 746202, 1119303, 2238606, 3357909, 6591451, 6715818, 7337653, 13182902, 14675306, 19774353, 22012959, 39548706, 44025918, 59323059, 66038877, 118646118, 132077754, 177969177, 198116631, 355938354, 388895609, 396233262, 777791218, 1166686827, 2333373654, 3500060481, 7000120962, 10500181443, 21000362886]

約数ペア:

[(1, 21000362886), (2, 10500181443), (3, 7000120962), (6, 3500060481), (9, 2333373654), (18, 1166686827), (27, 777791218), (53, 396233262), (54, 388895609), (59, 355938354), (106, 198116631), (118, 177969177), (159, 132077754), (177, 118646118), (318, 66038877), (354, 59323059), (477, 44025918), (531, 39548706), (954, 22012959), (1062, 19774353), (1431, 14675306), (1593, 13182902), (2862, 7337653), (3127, 6715818), (3186, 6591451), (6254, 3357909), (9381, 2238606), (18762, 1119303), (28143, 746202), (56286, 373101), (84429, 248734), (124367, 168858)]