21575792

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{10139}}^1$

素因数の和:10173

約数の個数: 40

約数和(自身を含む): 50294400

約数和(自身を除く): 28718608

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 10139, 20278, 40556, 70973, 81112, 141946, 162224, 192641, 283892, 385282, 567784, 770564, 1135568, 1348487, 1541128, 2696974, 3082256, 5393948, 10787896, 21575792]

約数ペア:

[(1, 21575792), (2, 10787896), (4, 5393948), (7, 3082256), (8, 2696974), (14, 1541128), (16, 1348487), (19, 1135568), (28, 770564), (38, 567784), (56, 385282), (76, 283892), (112, 192641), (133, 162224), (152, 141946), (266, 81112), (304, 70973), (532, 40556), (1064, 20278), (2128, 10139)]