21714304

素因数分解:

$2^7\times {\mathrm{17}}^2\times {\mathrm{587}}^1$

素因数の和:635

約数の個数: 48

約数和(自身を含む): 46031580

約数和(自身を除く): 24317276

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 289, 544, 578, 587, 1088, 1156, 1174, 2176, 2312, 2348, 4624, 4696, 9248, 9392, 9979, 18496, 18784, 19958, 36992, 37568, 39916, 75136, 79832, 159664, 169643, 319328, 339286, 638656, 678572, 1277312, 1357144, 2714288, 5428576, 10857152, 21714304]

約数ペア:

[(1, 21714304), (2, 10857152), (4, 5428576), (8, 2714288), (16, 1357144), (17, 1277312), (32, 678572), (34, 638656), (64, 339286), (68, 319328), (128, 169643), (136, 159664), (272, 79832), (289, 75136), (544, 39916), (578, 37568), (587, 36992), (1088, 19958), (1156, 18784), (1174, 18496), (2176, 9979), (2312, 9392), (2348, 9248), (4624, 4696)]