21694064

素因数分解:

$2^4\times 7^3\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:155

約数の個数: 80

約数和(自身を含む): 50592000

約数和(自身を除く): 28897936

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 59, 67, 98, 112, 118, 134, 196, 236, 268, 343, 392, 413, 469, 472, 536, 686, 784, 826, 938, 944, 1072, 1372, 1652, 1876, 2744, 2891, 3283, 3304, 3752, 3953, 5488, 5782, 6566, 6608, 7504, 7906, 11564, 13132, 15812, 20237, 22981, 23128, 26264, 27671, 31624, 40474, 45962, 46256, 52528, 55342, 63248, 80948, 91924, 110684, 161896, 183848, 193697, 221368, 323792, 367696, 387394, 442736, 774788, 1355879, 1549576, 2711758, 3099152, 5423516, 10847032, 21694064]

約数ペア:

[(1, 21694064), (2, 10847032), (4, 5423516), (7, 3099152), (8, 2711758), (14, 1549576), (16, 1355879), (28, 774788), (49, 442736), (56, 387394), (59, 367696), (67, 323792), (98, 221368), (112, 193697), (118, 183848), (134, 161896), (196, 110684), (236, 91924), (268, 80948), (343, 63248), (392, 55342), (413, 52528), (469, 46256), (472, 45962), (536, 40474), (686, 31624), (784, 27671), (826, 26264), (938, 23128), (944, 22981), (1072, 20237), (1372, 15812), (1652, 13132), (1876, 11564), (2744, 7906), (2891, 7504), (3283, 6608), (3304, 6566), (3752, 5782), (3953, 5488)]