21738922

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{5279}}^1$

素因数の和:5381

約数の個数: 16

約数和(自身を含む): 34214400

約数和(自身を除く): 12475478

約数列:

[1, 2, 29, 58, 71, 142, 2059, 4118, 5279, 10558, 153091, 306182, 374809, 749618, 10869461, 21738922]

約数ペア:

[(1, 21738922), (2, 10869461), (29, 749618), (58, 374809), (71, 306182), (142, 153091), (2059, 10558), (4118, 5279)]