21817664

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1823}}^1$

素因数の和:1863

約数の個数: 56

約数和(自身を含む): 50035968

約数和(自身を除く): 28218304

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 64, 68, 88, 136, 176, 187, 272, 352, 374, 544, 704, 748, 1088, 1496, 1823, 2992, 3646, 5984, 7292, 11968, 14584, 20053, 29168, 30991, 40106, 58336, 61982, 80212, 116672, 123964, 160424, 247928, 320848, 340901, 495856, 641696, 681802, 991712, 1283392, 1363604, 1983424, 2727208, 5454416, 10908832, 21817664]

約数ペア:

[(1, 21817664), (2, 10908832), (4, 5454416), (8, 2727208), (11, 1983424), (16, 1363604), (17, 1283392), (22, 991712), (32, 681802), (34, 641696), (44, 495856), (64, 340901), (68, 320848), (88, 247928), (136, 160424), (176, 123964), (187, 116672), (272, 80212), (352, 61982), (374, 58336), (544, 40106), (704, 30991), (748, 29168), (1088, 20053), (1496, 14584), (1823, 11968), (2992, 7292), (3646, 5984)]