3922821

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{877}}^1$

素因数の和:961

約数の個数: 24

約数和(自身を含む): 6574464

約数和(自身を除く): 2651643

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 877, 1491, 2631, 4473, 6139, 7893, 18417, 55251, 62267, 186801, 435869, 560403, 1307607, 3922821]

約数ペア:

[(1, 3922821), (3, 1307607), (7, 560403), (9, 435869), (21, 186801), (63, 62267), (71, 55251), (213, 18417), (497, 7893), (639, 6139), (877, 4473), (1491, 2631)]