221643652

素因数分解:

$2^2\times {\mathrm{107}}^1\times {\mathrm{109}}^1\times {\mathrm{4751}}^1$

素因数の和:4971

約数の個数: 24

約数和(自身を含む): 395176320

約数和(自身を除く): 173532668

約数列:

[1, 2, 4, 107, 109, 214, 218, 428, 436, 4751, 9502, 11663, 19004, 23326, 46652, 508357, 517859, 1016714, 1035718, 2033428, 2071436, 55410913, 110821826, 221643652]

約数ペア:

[(1, 221643652), (2, 110821826), (4, 55410913), (107, 2071436), (109, 2033428), (214, 1035718), (218, 1016714), (428, 517859), (436, 508357), (4751, 46652), (9502, 23326), (11663, 19004)]