21941328

素因数分解:

$2^4\times 3^1\times {\mathrm{331}}^1\times {\mathrm{1381}}^1$

素因数の和:1723

約数の個数: 40

約数和(自身を含む): 56894176

約数和(自身を除く): 34952848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 331, 662, 993, 1324, 1381, 1986, 2648, 2762, 3972, 4143, 5296, 5524, 7944, 8286, 11048, 15888, 16572, 22096, 33144, 66288, 457111, 914222, 1371333, 1828444, 2742666, 3656888, 5485332, 7313776, 10970664, 21941328]

約数ペア:

[(1, 21941328), (2, 10970664), (3, 7313776), (4, 5485332), (6, 3656888), (8, 2742666), (12, 1828444), (16, 1371333), (24, 914222), (48, 457111), (331, 66288), (662, 33144), (993, 22096), (1324, 16572), (1381, 15888), (1986, 11048), (2648, 8286), (2762, 7944), (3972, 5524), (4143, 5296)]