21666636

素因数分解:

$2^2\times 3^3\times {\mathrm{17}}^1\times {\mathrm{11801}}^1$

素因数の和:11831

約数の個数: 48

約数和(自身を含む): 59482080

約数和(自身を除く): 37815444

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 51, 54, 68, 102, 108, 153, 204, 306, 459, 612, 918, 1836, 11801, 23602, 35403, 47204, 70806, 106209, 141612, 200617, 212418, 318627, 401234, 424836, 601851, 637254, 802468, 1203702, 1274508, 1805553, 2407404, 3611106, 5416659, 7222212, 10833318, 21666636]

約数ペア:

[(1, 21666636), (2, 10833318), (3, 7222212), (4, 5416659), (6, 3611106), (9, 2407404), (12, 1805553), (17, 1274508), (18, 1203702), (27, 802468), (34, 637254), (36, 601851), (51, 424836), (54, 401234), (68, 318627), (102, 212418), (108, 200617), (153, 141612), (204, 106209), (306, 70806), (459, 47204), (612, 35403), (918, 23602), (1836, 11801)]