21490624506

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{887}}^1\times {\mathrm{2903}}^1$

素因数の和:3915

約数の個数: 64

約数和(自身を含む): 46788876288

約数和(自身を除く): 25298251782

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 107, 214, 321, 642, 887, 1391, 1774, 2661, 2782, 2903, 4173, 5322, 5806, 8346, 8709, 11531, 17418, 23062, 34593, 37739, 69186, 75478, 94909, 113217, 189818, 226434, 284727, 310621, 569454, 621242, 931863, 1233817, 1863726, 2467634, 2574961, 3701451, 4038073, 5149922, 7402902, 7724883, 8076146, 12114219, 15449766, 24228438, 33474493, 66948986, 100423479, 200846958, 275520827, 551041654, 826562481, 1653124962, 3581770751, 7163541502, 10745312253, 21490624506]

約数ペア:

[(1, 21490624506), (2, 10745312253), (3, 7163541502), (6, 3581770751), (13, 1653124962), (26, 826562481), (39, 551041654), (78, 275520827), (107, 200846958), (214, 100423479), (321, 66948986), (642, 33474493), (887, 24228438), (1391, 15449766), (1774, 12114219), (2661, 8076146), (2782, 7724883), (2903, 7402902), (4173, 5149922), (5322, 4038073), (5806, 3701451), (8346, 2574961), (8709, 2467634), (11531, 1863726), (17418, 1233817), (23062, 931863), (34593, 621242), (37739, 569454), (69186, 310621), (75478, 284727), (94909, 226434), (113217, 189818)]