21912654

素因数分解:

$2^1\times 3^1\times {\mathrm{523}}^1\times {\mathrm{6983}}^1$

素因数の和:7511

約数の個数: 16

約数和(自身を含む): 43915392

約数和(自身を除く): 22002738

約数列:

[1, 2, 3, 6, 523, 1046, 1569, 3138, 6983, 13966, 20949, 41898, 3652109, 7304218, 10956327, 21912654]

約数ペア:

[(1, 21912654), (2, 10956327), (3, 7304218), (6, 3652109), (523, 41898), (1046, 20949), (1569, 13966), (3138, 6983)]