21458108223

素因数分解:

$3^3\times {\mathrm{19}}^2\times {\mathrm{743}}^1\times {\mathrm{2963}}^1$

素因数の和:3753

約数の個数: 48

約数和(自身を含む): 33607491840

約数和(自身を除く): 12149383617

約数列:

[1, 3, 9, 19, 27, 57, 171, 361, 513, 743, 1083, 2229, 2963, 3249, 6687, 8889, 9747, 14117, 20061, 26667, 42351, 56297, 80001, 127053, 168891, 268223, 381159, 506673, 804669, 1069643, 1520019, 2201509, 2414007, 3208929, 6604527, 7242021, 9626787, 19813581, 28880361, 41828671, 59440743, 125486013, 376458039, 794744749, 1129374117, 2384234247, 7152702741, 21458108223]

約数ペア:

[(1, 21458108223), (3, 7152702741), (9, 2384234247), (19, 1129374117), (27, 794744749), (57, 376458039), (171, 125486013), (361, 59440743), (513, 41828671), (743, 28880361), (1083, 19813581), (2229, 9626787), (2963, 7242021), (3249, 6604527), (6687, 3208929), (8889, 2414007), (9747, 2201509), (14117, 1520019), (20061, 1069643), (26667, 804669), (42351, 506673), (56297, 381159), (80001, 268223), (127053, 168891)]