21472340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{46679}}^1$

素因数の和:46711

約数の個数: 24

約数和(自身を含む): 47053440

約数和(自身を除く): 25581100

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 46679, 93358, 186716, 233395, 466790, 933580, 1073617, 2147234, 4294468, 5368085, 10736170, 21472340]

約数ペア:

[(1, 21472340), (2, 10736170), (4, 5368085), (5, 4294468), (10, 2147234), (20, 1073617), (23, 933580), (46, 466790), (92, 233395), (115, 186716), (230, 93358), (460, 46679)]