21831033

素因数分解:

$3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{6977}}^1$

素因数の和:7136

約数の個数: 16

約数和(自身を含む): 33494400

約数和(自身を除く): 11663367

約数列:

[1, 3, 7, 21, 149, 447, 1043, 3129, 6977, 20931, 48839, 146517, 1039573, 3118719, 7277011, 21831033]

約数ペア:

[(1, 21831033), (3, 7277011), (7, 3118719), (21, 1039573), (149, 146517), (447, 48839), (1043, 20931), (3129, 6977)]