21923204

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{179}}^1\times {\mathrm{457}}^1$

素因数の和:707

約数の個数: 24

約数和(自身を含む): 39241440

約数和(自身を除く): 17318236

約数列:

[1, 2, 4, 67, 134, 179, 268, 358, 457, 716, 914, 1828, 11993, 23986, 30619, 47972, 61238, 81803, 122476, 163606, 327212, 5480801, 10961602, 21923204]

約数ペア:

[(1, 21923204), (2, 10961602), (4, 5480801), (67, 327212), (134, 163606), (179, 122476), (268, 81803), (358, 61238), (457, 47972), (716, 30619), (914, 23986), (1828, 11993)]