21150176

素因数分解:

$2^5\times {\mathrm{17}}^2\times {\mathrm{2287}}^1$

素因数の和:2331

約数の個数: 36

約数和(自身を含む): 44252208

約数和(自身を除く): 23102032

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 289, 544, 578, 1156, 2287, 2312, 4574, 4624, 9148, 9248, 18296, 36592, 38879, 73184, 77758, 155516, 311032, 622064, 660943, 1244128, 1321886, 2643772, 5287544, 10575088, 21150176]

約数ペア:

[(1, 21150176), (2, 10575088), (4, 5287544), (8, 2643772), (16, 1321886), (17, 1244128), (32, 660943), (34, 622064), (68, 311032), (136, 155516), (272, 77758), (289, 73184), (544, 38879), (578, 36592), (1156, 18296), (2287, 9248), (2312, 9148), (4574, 4624)]