21166896

素因数分解:

$2^4\times 3^1\times {\mathrm{173}}^1\times {\mathrm{2549}}^1$

素因数の和:2733

約数の個数: 40

約数和(自身を含む): 55018800

約数和(自身を除く): 33851904

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 173, 346, 519, 692, 1038, 1384, 2076, 2549, 2768, 4152, 5098, 7647, 8304, 10196, 15294, 20392, 30588, 40784, 61176, 122352, 440977, 881954, 1322931, 1763908, 2645862, 3527816, 5291724, 7055632, 10583448, 21166896]

約数ペア:

[(1, 21166896), (2, 10583448), (3, 7055632), (4, 5291724), (6, 3527816), (8, 2645862), (12, 1763908), (16, 1322931), (24, 881954), (48, 440977), (173, 122352), (346, 61176), (519, 40784), (692, 30588), (1038, 20392), (1384, 15294), (2076, 10196), (2549, 8304), (2768, 7647), (4152, 5098)]