21037888

素因数分解:

$2^6\times {\mathrm{113}}^1\times {\mathrm{2909}}^1$

素因数の和:3034

約数の個数: 28

約数和(自身を含む): 42130980

約数和(自身を除く): 21093092

約数列:

[1, 2, 4, 8, 16, 32, 64, 113, 226, 452, 904, 1808, 2909, 3616, 5818, 7232, 11636, 23272, 46544, 93088, 186176, 328717, 657434, 1314868, 2629736, 5259472, 10518944, 21037888]

約数ペア:

[(1, 21037888), (2, 10518944), (4, 5259472), (8, 2629736), (16, 1314868), (32, 657434), (64, 328717), (113, 186176), (226, 93088), (452, 46544), (904, 23272), (1808, 11636), (2909, 7232), (3616, 5818)]