21932225

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{5449}}^1$

素因数の和:5489

約数の個数: 24

約数和(自身を含む): 32438400

約数和(自身を除く): 10506175

約数列:

[1, 5, 7, 23, 25, 35, 115, 161, 175, 575, 805, 4025, 5449, 27245, 38143, 125327, 136225, 190715, 626635, 877289, 953575, 3133175, 4386445, 21932225]

約数ペア:

[(1, 21932225), (5, 4386445), (7, 3133175), (23, 953575), (25, 877289), (35, 626635), (115, 190715), (161, 136225), (175, 125327), (575, 38143), (805, 27245), (4025, 5449)]