21929005

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{27241}}^1$

素因数の和:27276

約数の個数: 16

約数和(自身を含む): 31382784

約数和(自身を除く): 9453779

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 27241, 136205, 190687, 626543, 953435, 3132715, 4385801, 21929005]

約数ペア:

[(1, 21929005), (5, 4385801), (7, 3132715), (23, 953435), (35, 626543), (115, 190687), (161, 136205), (805, 27241)]