21673232

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{11383}}^1$

素因数の和:11415

約数の個数: 40

約数和(自身を含む): 50818176

約数和(自身を除く): 29144944

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904, 11383, 22766, 45532, 79681, 91064, 159362, 182128, 193511, 318724, 387022, 637448, 774044, 1274896, 1354577, 1548088, 2709154, 3096176, 5418308, 10836616, 21673232]

約数ペア:

[(1, 21673232), (2, 10836616), (4, 5418308), (7, 3096176), (8, 2709154), (14, 1548088), (16, 1354577), (17, 1274896), (28, 774044), (34, 637448), (56, 387022), (68, 318724), (112, 193511), (119, 182128), (136, 159362), (238, 91064), (272, 79681), (476, 45532), (952, 22766), (1904, 11383)]