21301636

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{149}}^1\times {\mathrm{347}}^1$

素因数の和:603

約数の個数: 24

約数和(自身を含む): 38001600

約数和(自身を除く): 16699964

約数列:

[1, 2, 4, 103, 149, 206, 298, 347, 412, 596, 694, 1388, 15347, 30694, 35741, 51703, 61388, 71482, 103406, 142964, 206812, 5325409, 10650818, 21301636]

約数ペア:

[(1, 21301636), (2, 10650818), (4, 5325409), (103, 206812), (149, 142964), (206, 103406), (298, 71482), (347, 61388), (412, 51703), (596, 35741), (694, 30694), (1388, 15347)]