2021888925

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{427913}}^1$

素因数の和:427939

約数の個数: 48

約数和(自身を含む): 4244906880

約数和(自身を除く): 2223017955

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 105, 135, 175, 189, 225, 315, 525, 675, 945, 1575, 4725, 427913, 1283739, 2139565, 2995391, 3851217, 6418695, 8986173, 10697825, 11553651, 14976955, 19256085, 26958519, 32093475, 44930865, 57768255, 74884775, 80875557, 96280425, 134792595, 224654325, 288841275, 404377785, 673962975, 2021888925]

約数ペア:

[(1, 2021888925), (3, 673962975), (5, 404377785), (7, 288841275), (9, 224654325), (15, 134792595), (21, 96280425), (25, 80875557), (27, 74884775), (35, 57768255), (45, 44930865), (63, 32093475), (75, 26958519), (105, 19256085), (135, 14976955), (175, 11553651), (189, 10697825), (225, 8986173), (315, 6418695), (525, 3851217), (675, 2995391), (945, 2139565), (1575, 1283739), (4725, 427913)]