21083944

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{22147}}^1$

素因数の和:22177

約数の個数: 32

約数和(自身を含む): 47839680

約数和(自身を除く): 26755736

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 22147, 44294, 88588, 155029, 177176, 310058, 376499, 620116, 752998, 1240232, 1505996, 2635493, 3011992, 5270986, 10541972, 21083944]

約数ペア:

[(1, 21083944), (2, 10541972), (4, 5270986), (7, 3011992), (8, 2635493), (14, 1505996), (17, 1240232), (28, 752998), (34, 620116), (56, 376499), (68, 310058), (119, 177176), (136, 155029), (238, 88588), (476, 44294), (952, 22147)]