21242274

素因数分解:

$2^1\times 3^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{457}}^1$

素因数の和:650

約数の個数: 32

約数和(自身を含む): 43616256

約数和(自身を除く): 22373982

約数列:

[1, 2, 3, 6, 61, 122, 127, 183, 254, 366, 381, 457, 762, 914, 1371, 2742, 7747, 15494, 23241, 27877, 46482, 55754, 58039, 83631, 116078, 167262, 174117, 348234, 3540379, 7080758, 10621137, 21242274]

約数ペア:

[(1, 21242274), (2, 10621137), (3, 7080758), (6, 3540379), (61, 348234), (122, 174117), (127, 167262), (183, 116078), (254, 83631), (366, 58039), (381, 55754), (457, 46482), (762, 27877), (914, 23241), (1371, 15494), (2742, 7747)]