21494278

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{983}}^1$

素因数の和:1056

約数の個数: 24

約数和(自身を含む): 35996688

約数和(自身を除く): 14502410

約数列:

[1, 2, 13, 26, 29, 58, 377, 754, 841, 983, 1682, 1966, 10933, 12779, 21866, 25558, 28507, 57014, 370591, 741182, 826703, 1653406, 10747139, 21494278]

約数ペア:

[(1, 21494278), (2, 10747139), (13, 1653406), (26, 826703), (29, 741182), (58, 370591), (377, 57014), (754, 28507), (841, 25558), (983, 21866), (1682, 12779), (1966, 10933)]