21878112

素因数分解:

$2^5\times 3^1\times {\mathrm{349}}^1\times {\mathrm{653}}^1$

素因数の和:1015

約数の個数: 48

約数和(自身を含む): 57682800

約数和(自身を除く): 35804688

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 349, 653, 698, 1047, 1306, 1396, 1959, 2094, 2612, 2792, 3918, 4188, 5224, 5584, 7836, 8376, 10448, 11168, 15672, 16752, 20896, 31344, 33504, 62688, 227897, 455794, 683691, 911588, 1367382, 1823176, 2734764, 3646352, 5469528, 7292704, 10939056, 21878112]

約数ペア:

[(1, 21878112), (2, 10939056), (3, 7292704), (4, 5469528), (6, 3646352), (8, 2734764), (12, 1823176), (16, 1367382), (24, 911588), (32, 683691), (48, 455794), (96, 227897), (349, 62688), (653, 33504), (698, 31344), (1047, 20896), (1306, 16752), (1396, 15672), (1959, 11168), (2094, 10448), (2612, 8376), (2792, 7836), (3918, 5584), (4188, 5224)]