21959688

素因数分解:

$2^3\times 3^1\times {\mathrm{383}}^1\times {\mathrm{2389}}^1$

素因数の和:2781

約数の個数: 32

約数和(自身を含む): 55065600

約数和(自身を除く): 33105912

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 383, 766, 1149, 1532, 2298, 2389, 3064, 4596, 4778, 7167, 9192, 9556, 14334, 19112, 28668, 57336, 914987, 1829974, 2744961, 3659948, 5489922, 7319896, 10979844, 21959688]

約数ペア:

[(1, 21959688), (2, 10979844), (3, 7319896), (4, 5489922), (6, 3659948), (8, 2744961), (12, 1829974), (24, 914987), (383, 57336), (766, 28668), (1149, 19112), (1532, 14334), (2298, 9556), (2389, 9192), (3064, 7167), (4596, 4778)]