21128616

素因数分解:

$2^3\times 3^2\times {\mathrm{293453}}^1$

素因数の和:293465

約数の個数: 24

約数和(自身を含む): 57223530

約数和(自身を除く): 36094914

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 293453, 586906, 880359, 1173812, 1760718, 2347624, 2641077, 3521436, 5282154, 7042872, 10564308, 21128616]

約数ペア:

[(1, 21128616), (2, 10564308), (3, 7042872), (4, 5282154), (6, 3521436), (8, 2641077), (9, 2347624), (12, 1760718), (18, 1173812), (24, 880359), (36, 586906), (72, 293453)]