21589812

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{8951}}^1$

素因数の和:9028

約数の個数: 36

約数和(自身を含む): 55394976

約数和(自身を除く): 33805164

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 134, 201, 268, 402, 603, 804, 1206, 2412, 8951, 17902, 26853, 35804, 53706, 80559, 107412, 161118, 322236, 599717, 1199434, 1799151, 2398868, 3598302, 5397453, 7196604, 10794906, 21589812]

約数ペア:

[(1, 21589812), (2, 10794906), (3, 7196604), (4, 5397453), (6, 3598302), (9, 2398868), (12, 1799151), (18, 1199434), (36, 599717), (67, 322236), (134, 161118), (201, 107412), (268, 80559), (402, 53706), (603, 35804), (804, 26853), (1206, 17902), (2412, 8951)]