42289821

素因数分解:

$3^2\times 7^1\times {\mathrm{271}}^1\times {\mathrm{2477}}^1$

素因数の和:2761

約数の個数: 24

約数和(自身を含む): 70097664

約数和(自身を除く): 27807843

約数列:

[1, 3, 7, 9, 21, 63, 271, 813, 1897, 2439, 2477, 5691, 7431, 17073, 17339, 22293, 52017, 156051, 671267, 2013801, 4698869, 6041403, 14096607, 42289821]

約数ペア:

[(1, 42289821), (3, 14096607), (7, 6041403), (9, 4698869), (21, 2013801), (63, 671267), (271, 156051), (813, 52017), (1897, 22293), (2439, 17339), (2477, 17073), (5691, 7431)]