21348110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1871}}^1$

素因数の和:2048

約数の個数: 32

約数和(自身を含む): 44209152

約数和(自身を除く): 22861042

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 163, 326, 815, 1141, 1630, 1871, 2282, 3742, 5705, 9355, 11410, 13097, 18710, 26194, 65485, 130970, 304973, 609946, 1524865, 2134811, 3049730, 4269622, 10674055, 21348110]

約数ペア:

[(1, 21348110), (2, 10674055), (5, 4269622), (7, 3049730), (10, 2134811), (14, 1524865), (35, 609946), (70, 304973), (163, 130970), (326, 65485), (815, 26194), (1141, 18710), (1630, 13097), (1871, 11410), (2282, 9355), (3742, 5705)]