21653408

素因数分解:

$2^5\times 7^1\times {\mathrm{96667}}^1$

素因数の和:96684

約数の個数: 24

約数和(自身を含む): 48720672

約数和(自身を除く): 27067264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 96667, 193334, 386668, 676669, 773336, 1353338, 1546672, 2706676, 3093344, 5413352, 10826704, 21653408]

約数ペア:

[(1, 21653408), (2, 10826704), (4, 5413352), (7, 3093344), (8, 2706676), (14, 1546672), (16, 1353338), (28, 773336), (32, 676669), (56, 386668), (112, 193334), (224, 96667)]