21152704

素因数分解:

$2^6\times {\mathrm{67}}^1\times {\mathrm{4933}}^1$

素因数の和:5012

約数の個数: 28

約数和(自身を含む): 42610024

約数和(自身を除く): 21457320

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 134, 268, 536, 1072, 2144, 4288, 4933, 9866, 19732, 39464, 78928, 157856, 315712, 330511, 661022, 1322044, 2644088, 5288176, 10576352, 21152704]

約数ペア:

[(1, 21152704), (2, 10576352), (4, 5288176), (8, 2644088), (16, 1322044), (32, 661022), (64, 330511), (67, 315712), (134, 157856), (268, 78928), (536, 39464), (1072, 19732), (2144, 9866), (4288, 4933)]