21752045

素因数分解:

$5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{6983}}^1$

素因数の和:7084

約数の個数: 16

約数和(自身を含む): 30170880

約数和(自身を除く): 8418835

約数列:

[1, 5, 7, 35, 89, 445, 623, 3115, 6983, 34915, 48881, 244405, 621487, 3107435, 4350409, 21752045]

約数ペア:

[(1, 21752045), (5, 4350409), (7, 3107435), (35, 621487), (89, 244405), (445, 48881), (623, 34915), (3115, 6983)]