21010531976

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{12102841}}^1$

素因数の和:12102885

約数の個数: 32

約数和(自身を含む): 46474913280

約数和(自身を除く): 25464381304

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 12102841, 24205682, 48411364, 84719887, 96822728, 169439774, 338879548, 375188071, 677759096, 750376142, 1500752284, 2626316497, 3001504568, 5252632994, 10505265988, 21010531976]

約数ペア:

[(1, 21010531976), (2, 10505265988), (4, 5252632994), (7, 3001504568), (8, 2626316497), (14, 1500752284), (28, 750376142), (31, 677759096), (56, 375188071), (62, 338879548), (124, 169439774), (217, 96822728), (248, 84719887), (434, 48411364), (868, 24205682), (1736, 12102841)]