21915552

素因数分解:

$2^5\times 3^1\times {\mathrm{43}}^1\times {\mathrm{5309}}^1$

素因数の和:5365

約数の個数: 48

約数和(自身を含む): 58877280

約数和(自身を除く): 36961728

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 86, 96, 129, 172, 258, 344, 516, 688, 1032, 1376, 2064, 4128, 5309, 10618, 15927, 21236, 31854, 42472, 63708, 84944, 127416, 169888, 228287, 254832, 456574, 509664, 684861, 913148, 1369722, 1826296, 2739444, 3652592, 5478888, 7305184, 10957776, 21915552]

約数ペア:

[(1, 21915552), (2, 10957776), (3, 7305184), (4, 5478888), (6, 3652592), (8, 2739444), (12, 1826296), (16, 1369722), (24, 913148), (32, 684861), (43, 509664), (48, 456574), (86, 254832), (96, 228287), (129, 169888), (172, 127416), (258, 84944), (344, 63708), (516, 42472), (688, 31854), (1032, 21236), (1376, 15927), (2064, 10618), (4128, 5309)]