21201912

素因数分解:

$2^3\times 3^4\times {\mathrm{32719}}^1$

素因数の和:32737

約数の個数: 40

約数和(自身を含む): 59386800

約数和(自身を除く): 38184888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 32719, 65438, 98157, 130876, 196314, 261752, 294471, 392628, 588942, 785256, 883413, 1177884, 1766826, 2355768, 2650239, 3533652, 5300478, 7067304, 10600956, 21201912]

約数ペア:

[(1, 21201912), (2, 10600956), (3, 7067304), (4, 5300478), (6, 3533652), (8, 2650239), (9, 2355768), (12, 1766826), (18, 1177884), (24, 883413), (27, 785256), (36, 588942), (54, 392628), (72, 294471), (81, 261752), (108, 196314), (162, 130876), (216, 98157), (324, 65438), (648, 32719)]