21928977

素因数分解:

$3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{3911}}^1$

素因数の和:4013

約数の個数: 24

約数和(自身を含む): 36616320

約数和(自身を除く): 14687343

約数列:

[1, 3, 7, 9, 21, 63, 89, 267, 623, 801, 1869, 3911, 5607, 11733, 27377, 35199, 82131, 246393, 348079, 1044237, 2436553, 3132711, 7309659, 21928977]

約数ペア:

[(1, 21928977), (3, 7309659), (7, 3132711), (9, 2436553), (21, 1044237), (63, 348079), (89, 246393), (267, 82131), (623, 35199), (801, 27377), (1869, 11733), (3911, 5607)]