21802976

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3083}}^1$

素因数の和:3123

約数の個数: 48

約数和(自身を含む): 48961584

約数和(自身を除く): 27158608

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 208, 221, 272, 416, 442, 544, 884, 1768, 3083, 3536, 6166, 7072, 12332, 24664, 40079, 49328, 52411, 80158, 98656, 104822, 160316, 209644, 320632, 419288, 641264, 681343, 838576, 1282528, 1362686, 1677152, 2725372, 5450744, 10901488, 21802976]

約数ペア:

[(1, 21802976), (2, 10901488), (4, 5450744), (8, 2725372), (13, 1677152), (16, 1362686), (17, 1282528), (26, 838576), (32, 681343), (34, 641264), (52, 419288), (68, 320632), (104, 209644), (136, 160316), (208, 104822), (221, 98656), (272, 80158), (416, 52411), (442, 49328), (544, 40079), (884, 24664), (1768, 12332), (3083, 7072), (3536, 6166)]