21535388

素因数分解:

$2^2\times 7^1\times {\mathrm{593}}^1\times {\mathrm{1297}}^1$

素因数の和:1901

約数の個数: 24

約数和(自身を含む): 43176672

約数和(自身を除く): 21641284

約数列:

[1, 2, 4, 7, 14, 28, 593, 1186, 1297, 2372, 2594, 4151, 5188, 8302, 9079, 16604, 18158, 36316, 769121, 1538242, 3076484, 5383847, 10767694, 21535388]

約数ペア:

[(1, 21535388), (2, 10767694), (4, 5383847), (7, 3076484), (14, 1538242), (28, 769121), (593, 36316), (1186, 18158), (1297, 16604), (2372, 9079), (2594, 8302), (4151, 5188)]