21964187

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{487}}^1$

素因数の和:890

約数の個数: 16

約数和(自身を含む): 26703360

約数和(自身を除く): 4739173

約数列:

[1, 7, 17, 119, 379, 487, 2653, 3409, 6443, 8279, 45101, 57953, 184573, 1292011, 3137741, 21964187]

約数ペア:

[(1, 21964187), (7, 3137741), (17, 1292011), (119, 184573), (379, 57953), (487, 45101), (2653, 8279), (3409, 6443)]