21766896

素因数分解:

$2^4\times 3^2\times {\mathrm{71}}^1\times {\mathrm{2129}}^1$

素因数の和:2214

約数の個数: 60

約数和(自身を含む): 61804080

約数和(自身を除く): 40037184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 71, 72, 142, 144, 213, 284, 426, 568, 639, 852, 1136, 1278, 1704, 2129, 2556, 3408, 4258, 5112, 6387, 8516, 10224, 12774, 17032, 19161, 25548, 34064, 38322, 51096, 76644, 102192, 151159, 153288, 302318, 306576, 453477, 604636, 906954, 1209272, 1360431, 1813908, 2418544, 2720862, 3627816, 5441724, 7255632, 10883448, 21766896]

約数ペア:

[(1, 21766896), (2, 10883448), (3, 7255632), (4, 5441724), (6, 3627816), (8, 2720862), (9, 2418544), (12, 1813908), (16, 1360431), (18, 1209272), (24, 906954), (36, 604636), (48, 453477), (71, 306576), (72, 302318), (142, 153288), (144, 151159), (213, 102192), (284, 76644), (426, 51096), (568, 38322), (639, 34064), (852, 25548), (1136, 19161), (1278, 17032), (1704, 12774), (2129, 10224), (2556, 8516), (3408, 6387), (4258, 5112)]