21652288

素因数分解:

$2^6\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2843}}^1$

素因数の和:2879

約数の個数: 56

約数和(自身を含む): 52011072

約数和(自身を除く): 30358784

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 112, 119, 136, 224, 238, 272, 448, 476, 544, 952, 1088, 1904, 2843, 3808, 5686, 7616, 11372, 19901, 22744, 39802, 45488, 48331, 79604, 90976, 96662, 159208, 181952, 193324, 318416, 338317, 386648, 636832, 676634, 773296, 1273664, 1353268, 1546592, 2706536, 3093184, 5413072, 10826144, 21652288]

約数ペア:

[(1, 21652288), (2, 10826144), (4, 5413072), (7, 3093184), (8, 2706536), (14, 1546592), (16, 1353268), (17, 1273664), (28, 773296), (32, 676634), (34, 636832), (56, 386648), (64, 338317), (68, 318416), (112, 193324), (119, 181952), (136, 159208), (224, 96662), (238, 90976), (272, 79604), (448, 48331), (476, 45488), (544, 39802), (952, 22744), (1088, 19901), (1904, 11372), (2843, 7616), (3808, 5686)]