21036302

素因数分解:

$2^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{6287}}^1$

素因数の和:6535

約数の個数: 16

約数和(自身を含む): 36218880

約数和(自身を除く): 15182578

約数列:

[1, 2, 7, 14, 239, 478, 1673, 3346, 6287, 12574, 44009, 88018, 1502593, 3005186, 10518151, 21036302]

約数ペア:

[(1, 21036302), (2, 10518151), (7, 3005186), (14, 1502593), (239, 88018), (478, 44009), (1673, 12574), (3346, 6287)]