21586190

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{739}}^1$

素因数の和:896

約数の個数: 32

約数和(自身を含む): 40919040

約数和(自身を除く): 19332850

約数列:

[1, 2, 5, 10, 23, 46, 115, 127, 230, 254, 635, 739, 1270, 1478, 2921, 3695, 5842, 7390, 14605, 16997, 29210, 33994, 84985, 93853, 169970, 187706, 469265, 938530, 2158619, 4317238, 10793095, 21586190]

約数ペア:

[(1, 21586190), (2, 10793095), (5, 4317238), (10, 2158619), (23, 938530), (46, 469265), (115, 187706), (127, 169970), (230, 93853), (254, 84985), (635, 33994), (739, 29210), (1270, 16997), (1478, 14605), (2921, 7390), (3695, 5842)]