21414178

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{4987}}^1$

素因数の和:5121

約数の個数: 16

約数和(自身を含む): 34117920

約数和(自身を除く): 12703742

約数列:

[1, 2, 19, 38, 113, 226, 2147, 4294, 4987, 9974, 94753, 189506, 563531, 1127062, 10707089, 21414178]

約数ペア:

[(1, 21414178), (2, 10707089), (19, 1127062), (38, 563531), (113, 189506), (226, 94753), (2147, 9974), (4294, 4987)]