21884732

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{1907}}^1$

素因数の和:2081

約数の個数: 24

約数和(自身を含む): 40602240

約数和(自身を除く): 18717508

約数列:

[1, 2, 4, 19, 38, 76, 151, 302, 604, 1907, 2869, 3814, 5738, 7628, 11476, 36233, 72466, 144932, 287957, 575914, 1151828, 5471183, 10942366, 21884732]

約数ペア:

[(1, 21884732), (2, 10942366), (4, 5471183), (19, 1151828), (38, 575914), (76, 287957), (151, 144932), (302, 72466), (604, 36233), (1907, 11476), (2869, 7628), (3814, 5738)]