21657996

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^1\times {\mathrm{8719}}^1$

素因数の和:8755

約数の個数: 48

約数和(自身を含む): 58598400

約数和(自身を除く): 36940404

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 92, 108, 138, 207, 276, 414, 621, 828, 1242, 2484, 8719, 17438, 26157, 34876, 52314, 78471, 104628, 156942, 200537, 235413, 313884, 401074, 470826, 601611, 802148, 941652, 1203222, 1804833, 2406444, 3609666, 5414499, 7219332, 10828998, 21657996]

約数ペア:

[(1, 21657996), (2, 10828998), (3, 7219332), (4, 5414499), (6, 3609666), (9, 2406444), (12, 1804833), (18, 1203222), (23, 941652), (27, 802148), (36, 601611), (46, 470826), (54, 401074), (69, 313884), (92, 235413), (108, 200537), (138, 156942), (207, 104628), (276, 78471), (414, 52314), (621, 34876), (828, 26157), (1242, 17438), (2484, 8719)]