21000398502

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{4099}}^1\times {\mathrm{16111}}^1$

素因数の和:20268

約数の個数: 32

約数和(自身を含む): 42806361600

約数和(自身を除く): 21805963098

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 4099, 8198, 12297, 16111, 24594, 32222, 48333, 96666, 217247, 434494, 651741, 853883, 1303482, 1707766, 2561649, 5123298, 66038989, 132077978, 198116967, 396233934, 3500066417, 7000132834, 10500199251, 21000398502]

約数ペア:

[(1, 21000398502), (2, 10500199251), (3, 7000132834), (6, 3500066417), (53, 396233934), (106, 198116967), (159, 132077978), (318, 66038989), (4099, 5123298), (8198, 2561649), (12297, 1707766), (16111, 1303482), (24594, 853883), (32222, 651741), (48333, 434494), (96666, 217247)]