21248016

素因数分解:

$2^4\times 3^1\times {\mathrm{179}}^1\times {\mathrm{2473}}^1$

素因数の和:2663

約数の個数: 40

約数和(自身を含む): 55219680

約数和(自身を除く): 33971664

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 179, 358, 537, 716, 1074, 1432, 2148, 2473, 2864, 4296, 4946, 7419, 8592, 9892, 14838, 19784, 29676, 39568, 59352, 118704, 442667, 885334, 1328001, 1770668, 2656002, 3541336, 5312004, 7082672, 10624008, 21248016]

約数ペア:

[(1, 21248016), (2, 10624008), (3, 7082672), (4, 5312004), (6, 3541336), (8, 2656002), (12, 1770668), (16, 1328001), (24, 885334), (48, 442667), (179, 118704), (358, 59352), (537, 39568), (716, 29676), (1074, 19784), (1432, 14838), (2148, 9892), (2473, 8592), (2864, 7419), (4296, 4946)]