21483931840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{9591041}}^1$

素因数の和:9591065

約数の個数: 56

約数和(自身を含む): 58466992032

約数和(自身を除く): 36983060192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 9591041, 19182082, 38364164, 47955205, 67137287, 76728328, 95910410, 134274574, 153456656, 191820820, 268549148, 306913312, 335686435, 383641640, 537098296, 613826624, 671372870, 767283280, 1074196592, 1342745740, 1534566560, 2148393184, 2685491480, 3069133120, 4296786368, 5370982960, 10741965920, 21483931840]

約数ペア:

[(1, 21483931840), (2, 10741965920), (4, 5370982960), (5, 4296786368), (7, 3069133120), (8, 2685491480), (10, 2148393184), (14, 1534566560), (16, 1342745740), (20, 1074196592), (28, 767283280), (32, 671372870), (35, 613826624), (40, 537098296), (56, 383641640), (64, 335686435), (70, 306913312), (80, 268549148), (112, 191820820), (140, 153456656), (160, 134274574), (224, 95910410), (280, 76728328), (320, 67137287), (448, 47955205), (560, 38364164), (1120, 19182082), (2240, 9591041)]