21291363954

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{168979079}}^1$

素因数の和:168979094

約数の個数: 24

約数和(自身を含む): 52721472960

約数和(自身を除く): 31430109006

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 168979079, 337958158, 506937237, 1013874474, 1182853553, 1520811711, 2365707106, 3041623422, 3548560659, 7097121318, 10645681977, 21291363954]

約数ペア:

[(1, 21291363954), (2, 10645681977), (3, 7097121318), (6, 3548560659), (7, 3041623422), (9, 2365707106), (14, 1520811711), (18, 1182853553), (21, 1013874474), (42, 506937237), (63, 337958158), (126, 168979079)]