211307964

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{2515571}}^1$

素因数の和:2515585

約数の個数: 24

約数和(自身を含む): 563488128

約数和(自身を除く): 352180164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 2515571, 5031142, 7546713, 10062284, 15093426, 17608997, 30186852, 35217994, 52826991, 70435988, 105653982, 211307964]

約数ペア:

[(1, 211307964), (2, 105653982), (3, 70435988), (4, 52826991), (6, 35217994), (7, 30186852), (12, 17608997), (14, 15093426), (21, 10062284), (28, 7546713), (42, 5031142), (84, 2515571)]