21183537

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{6299}}^1$

素因数の和:6380

約数の個数: 16

約数和(自身を含む): 30240000

約数和(自身を除く): 9056463

約数列:

[1, 3, 19, 57, 59, 177, 1121, 3363, 6299, 18897, 119681, 359043, 371641, 1114923, 7061179, 21183537]

約数ペア:

[(1, 21183537), (3, 7061179), (19, 1114923), (57, 371641), (59, 359043), (177, 119681), (1121, 18897), (3363, 6299)]