21264343552

素因数分解:

$2^9\times {\mathrm{127}}^1\times {\mathrm{327023}}^1$

素因数の和:327168

約数の個数: 40

約数和(自身を含む): 42821830656

約数和(自身を除く): 21557487104

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 128, 254, 256, 508, 512, 1016, 2032, 4064, 8128, 16256, 32512, 65024, 327023, 654046, 1308092, 2616184, 5232368, 10464736, 20929472, 41531921, 41858944, 83063842, 83717888, 166127684, 167435776, 332255368, 664510736, 1329021472, 2658042944, 5316085888, 10632171776, 21264343552]

約数ペア:

[(1, 21264343552), (2, 10632171776), (4, 5316085888), (8, 2658042944), (16, 1329021472), (32, 664510736), (64, 332255368), (127, 167435776), (128, 166127684), (254, 83717888), (256, 83063842), (508, 41858944), (512, 41531921), (1016, 20929472), (2032, 10464736), (4064, 5232368), (8128, 2616184), (16256, 1308092), (32512, 654046), (65024, 327023)]