21143376

素因数分解:

$2^4\times 3^3\times {\mathrm{17}}^1\times {\mathrm{2879}}^1$

素因数の和:2913

約数の個数: 80

約数和(自身を含む): 64281600

約数和(自身を除く): 43138224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 34, 36, 48, 51, 54, 68, 72, 102, 108, 136, 144, 153, 204, 216, 272, 306, 408, 432, 459, 612, 816, 918, 1224, 1836, 2448, 2879, 3672, 5758, 7344, 8637, 11516, 17274, 23032, 25911, 34548, 46064, 48943, 51822, 69096, 77733, 97886, 103644, 138192, 146829, 155466, 195772, 207288, 293658, 310932, 391544, 414576, 440487, 587316, 621864, 783088, 880974, 1174632, 1243728, 1321461, 1761948, 2349264, 2642922, 3523896, 5285844, 7047792, 10571688, 21143376]

約数ペア:

[(1, 21143376), (2, 10571688), (3, 7047792), (4, 5285844), (6, 3523896), (8, 2642922), (9, 2349264), (12, 1761948), (16, 1321461), (17, 1243728), (18, 1174632), (24, 880974), (27, 783088), (34, 621864), (36, 587316), (48, 440487), (51, 414576), (54, 391544), (68, 310932), (72, 293658), (102, 207288), (108, 195772), (136, 155466), (144, 146829), (153, 138192), (204, 103644), (216, 97886), (272, 77733), (306, 69096), (408, 51822), (432, 48943), (459, 46064), (612, 34548), (816, 25911), (918, 23032), (1224, 17274), (1836, 11516), (2448, 8637), (2879, 7344), (3672, 5758)]