21002970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{700099}}^1$

素因数の和:700109

約数の個数: 16

約数和(自身を含む): 50407200

約数和(自身を除く): 29404230

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 700099, 1400198, 2100297, 3500495, 4200594, 7000990, 10501485, 21002970]

約数ペア:

[(1, 21002970), (2, 10501485), (3, 7000990), (5, 4200594), (6, 3500495), (10, 2100297), (15, 1400198), (30, 700099)]